diff --git a/drivers/net/caif/caif_hsi.c b/drivers/net/caif/caif_hsi.c
index b41c2fced0a7faba1fbf543c21d92ff7ddad832c..2fcabba56087294118636cc5ae52d01e7b6396da 100644
--- a/drivers/net/caif/caif_hsi.c
+++ b/drivers/net/caif/caif_hsi.c
@@ -937,11 +937,8 @@ int cfhsi_probe(struct platform_device *pdev)
int res;
ndev = alloc_netdev(sizeof(struct cfhsi), "cfhsi%d", cfhsi_setup);
- if (!ndev) {
- dev_err(&pdev->dev, "%s: alloc_netdev failed.\n",
- __func__);
+ if (!ndev)
return -ENODEV;
- }
cfhsi = netdev_priv(ndev);
cfhsi->ndev = ndev;
@@ -969,8 +966,6 @@ int cfhsi_probe(struct platform_device *pdev)
*/
cfhsi->tx_buf = kzalloc(CFHSI_BUF_SZ_TX, GFP_KERNEL);
if (!cfhsi->tx_buf) {
- dev_err(&ndev->dev, "%s: Failed to allocate TX buffer.\n",
- __func__);
res = -ENODEV;
goto err_alloc_tx;
}
@@ -981,8 +976,6 @@ int cfhsi_probe(struct platform_device *pdev)
*/
cfhsi->rx_buf = kzalloc(CFHSI_BUF_SZ_RX, GFP_KERNEL);
if (!cfhsi->rx_buf) {
- dev_err(&ndev->dev, "%s: Failed to allocate RX buffer.\n",
- __func__);
res = -ENODEV;
goto err_alloc_rx;
}
diff --git a/drivers/net/caif/caif_spi.c b/drivers/net/caif/caif_spi.c
index 0f8defc73307271f6dd67ff8e72ac173a9c002c4..05e791f46aef7db07b5df2393db24d7a56108ab5 100644
--- a/drivers/net/caif/caif_spi.c
+++ b/drivers/net/caif/caif_spi.c
@@ -664,8 +664,6 @@ int cfspi_spi_probe(struct platform_device *pdev)
/* Allocate DMA buffers. */
cfspi->xfer.va_tx = dma_alloc(&cfspi->xfer.pa_tx);
if (!cfspi->xfer.va_tx) {
- printk(KERN_WARNING
- "CFSPI: failed to allocate dma TX buffer.\n");
res = -ENODEV;
goto err_dma_alloc_tx;
}
@@ -673,8 +671,6 @@ int cfspi_spi_probe(struct platform_device *pdev)
cfspi->xfer.va_rx = dma_alloc(&cfspi->xfer.pa_rx);
if (!cfspi->xfer.va_rx) {
- printk(KERN_WARNING
- "CFSPI: failed to allocate dma TX buffer.\n");
res = -ENODEV;
goto err_dma_alloc_rx;
}
diff --git a/net/caif/cfcnfg.c b/net/caif/cfcnfg.c
index 52fe33bee0298a8eac119faf3dbe07be0b0ebbea..f07ab8c22224edd0d5fe33fd7ad4ced51b8e1da5 100644
--- a/net/caif/cfcnfg.c
+++ b/net/caif/cfcnfg.c
@@ -78,10 +78,8 @@ struct cfcnfg *cfcnfg_create(void)
/* Initiate this layer */
this = kzalloc(sizeof(struct cfcnfg), GFP_ATOMIC);
- if (!this) {
- pr_warn("Out of memory\n");
+ if (!this)
return NULL;
- }
this->mux = cfmuxl_create();
if (!this->mux)
goto out_of_mem;
@@ -108,8 +106,6 @@ struct cfcnfg *cfcnfg_create(void)
return this;
out_of_mem:
- pr_warn("Out of memory\n");
-
synchronize_rcu();
kfree(this->mux);
@@ -448,10 +444,8 @@ cfcnfg_linkup_rsp(struct cflayer *layer, u8 channel_id, enum cfctrl_srv serv,
"- unknown channel type\n");
goto unlock;
}
- if (!servicel) {
- pr_warn("Out of memory\n");
+ if (!servicel)
goto unlock;
- }
layer_set_dn(servicel, cnfg->mux);
cfmuxl_set_uplayer(cnfg->mux, servicel, channel_id);
layer_set_up(servicel, adapt_layer);
@@ -497,10 +491,8 @@ got_phyid:
case CFPHYTYPE_FRAG:
phy_driver =
cfserl_create(CFPHYTYPE_FRAG, phyid, stx);
- if (!phy_driver) {
- pr_warn("Out of memory\n");
+ if (!phy_driver)
goto out;
- }
break;
case CFPHYTYPE_CAIF:
phy_driver = NULL;
@@ -521,7 +513,6 @@ got_phyid:
frml = cffrml_create(phyid, fcs);
if (!frml) {
- pr_warn("Out of memory\n");
kfree(phyinfo);
goto out;
}
diff --git a/net/caif/cfctrl.c b/net/caif/cfctrl.c
index e22671bed66917a8899a1a0e5ab4c8ff7291c99b..5cf52225692e878228653b68610eb363c5d165df 100644
--- a/net/caif/cfctrl.c
+++ b/net/caif/cfctrl.c
@@ -35,15 +35,12 @@ struct cflayer *cfctrl_create(void)
{
struct dev_info dev_info;
struct cfctrl *this =
- kmalloc(sizeof(struct cfctrl), GFP_ATOMIC);
- if (!this) {
- pr_warn("Out of memory\n");
+ kzalloc(sizeof(struct cfctrl), GFP_ATOMIC);
+ if (!this)
return NULL;
- }
caif_assert(offsetof(struct cfctrl, serv.layer) == 0);
memset(&dev_info, 0, sizeof(dev_info));
dev_info.id = 0xff;
- memset(this, 0, sizeof(*this));
cfsrvl_init(&this->serv, 0, &dev_info, false);
atomic_set(&this->req_seq_no, 1);
atomic_set(&this->rsp_seq_no, 1);
@@ -180,10 +177,8 @@ void cfctrl_enum_req(struct cflayer *layer, u8 physlinkid)
struct cfctrl *cfctrl = container_obj(layer);
struct cfpkt *pkt = cfpkt_create(CFPKT_CTRL_PKT_LEN);
struct cflayer *dn = cfctrl->serv.layer.dn;
- if (!pkt) {
- pr_warn("Out of memory\n");
+ if (!pkt)
return;
- }
if (!dn) {
pr_debug("not able to send enum request\n");
return;
@@ -224,10 +219,8 @@ int cfctrl_linkup_request(struct cflayer *layer,
}
pkt = cfpkt_create(CFPKT_CTRL_PKT_LEN);
- if (!pkt) {
- pr_warn("Out of memory\n");
+ if (!pkt)
return -ENOMEM;
- }
cfpkt_addbdy(pkt, CFCTRL_CMD_LINK_SETUP);
cfpkt_addbdy(pkt, (param->chtype << 4) | param->linktype);
cfpkt_addbdy(pkt, (param->priority << 3) | param->phyid);
@@ -275,10 +268,8 @@ int cfctrl_linkup_request(struct cflayer *layer,
return -EINVAL;
}
req = kzalloc(sizeof(*req), GFP_KERNEL);
- if (!req) {
- pr_warn("Out of memory\n");
+ if (!req)
return -ENOMEM;
- }
req->client_layer = user_layer;
req->cmd = CFCTRL_CMD_LINK_SETUP;
req->param = *param;
@@ -312,10 +303,8 @@ int cfctrl_linkdown_req(struct cflayer *layer, u8 channelid,
struct cfpkt *pkt = cfpkt_create(CFPKT_CTRL_PKT_LEN);
struct cflayer *dn = cfctrl->serv.layer.dn;
- if (!pkt) {
- pr_warn("Out of memory\n");
+ if (!pkt)
return -ENOMEM;
- }
if (!dn) {
pr_debug("not able to send link-down request\n");
diff --git a/net/caif/cfdbgl.c b/net/caif/cfdbgl.c
index 11a2af4c162ab6a8324ebaf6b8063ced01b1aea6..65d6ef3cf9aab24d4df6af935f61a014d356e85f 100644
--- a/net/caif/cfdbgl.c
+++ b/net/caif/cfdbgl.c
@@ -19,13 +19,10 @@ static int cfdbgl_transmit(struct cflayer *layr, struct cfpkt *pkt);
struct cflayer *cfdbgl_create(u8 channel_id, struct dev_info *dev_info)
{
- struct cfsrvl *dbg = kmalloc(sizeof(struct cfsrvl), GFP_ATOMIC);
- if (!dbg) {
- pr_warn("Out of memory\n");
+ struct cfsrvl *dbg = kzalloc(sizeof(struct cfsrvl), GFP_ATOMIC);
+ if (!dbg)
return NULL;
- }
caif_assert(offsetof(struct cfsrvl, layer) == 0);
- memset(dbg, 0, sizeof(struct cfsrvl));
cfsrvl_init(dbg, channel_id, dev_info, false);
dbg->layer.receive = cfdbgl_receive;
dbg->layer.transmit = cfdbgl_transmit;
diff --git a/net/caif/cfdgml.c b/net/caif/cfdgml.c
index 0382dec84fdc31591cf8cfa19316a6aeafbe2b9c..0f5ff27aa41ca133550d5bb3ed7ec160d6c2a586 100644
--- a/net/caif/cfdgml.c
+++ b/net/caif/cfdgml.c
@@ -26,13 +26,10 @@ static int cfdgml_transmit(struct cflayer *layr, struct cfpkt *pkt);
struct cflayer *cfdgml_create(u8 channel_id, struct dev_info *dev_info)
{
- struct cfsrvl *dgm = kmalloc(sizeof(struct cfsrvl), GFP_ATOMIC);
- if (!dgm) {
- pr_warn("Out of memory\n");
+ struct cfsrvl *dgm = kzalloc(sizeof(struct cfsrvl), GFP_ATOMIC);
+ if (!dgm)
return NULL;
- }
caif_assert(offsetof(struct cfsrvl, layer) == 0);
- memset(dgm, 0, sizeof(struct cfsrvl));
cfsrvl_init(dgm, channel_id, dev_info, true);
dgm->layer.receive = cfdgml_receive;
dgm->layer.transmit = cfdgml_transmit;
diff --git a/net/caif/cffrml.c b/net/caif/cffrml.c
index 04204b2027186ef84df3ca116f849a35d902e3e9..f39921171d0d94e51e1270891a6703be598d01e9 100644
--- a/net/caif/cffrml.c
+++ b/net/caif/cffrml.c
@@ -34,11 +34,9 @@ static u32 cffrml_rcv_error;
static u32 cffrml_rcv_checsum_error;
struct cflayer *cffrml_create(u16 phyid, bool use_fcs)
{
- struct cffrml *this = kmalloc(sizeof(struct cffrml), GFP_ATOMIC);
- if (!this) {
- pr_warn("Out of memory\n");
+ struct cffrml *this = kzalloc(sizeof(struct cffrml), GFP_ATOMIC);
+ if (!this)
return NULL;
- }
this->pcpu_refcnt = alloc_percpu(int);
if (this->pcpu_refcnt == NULL) {
kfree(this);
@@ -47,7 +45,6 @@ struct cflayer *cffrml_create(u16 phyid, bool use_fcs)
caif_assert(offsetof(struct cffrml, layer) == 0);
- memset(this, 0, sizeof(struct cflayer));
this->layer.receive = cffrml_receive;
this->layer.transmit = cffrml_transmit;
this->layer.ctrlcmd = cffrml_ctrlcmd;
diff --git a/net/caif/cfrfml.c b/net/caif/cfrfml.c
index 0deabb4400517e9d49205661955b3f06f6f1343c..81660f8097131f2c7cb952e7a1f6d51ba2ce3a40 100644
--- a/net/caif/cfrfml.c
+++ b/net/caif/cfrfml.c
@@ -46,13 +46,10 @@ struct cflayer *cfrfml_create(u8 channel_id, struct dev_info *dev_info,
int mtu_size)
{
int tmp;
- struct cfrfml *this =
- kzalloc(sizeof(struct cfrfml), GFP_ATOMIC);
+ struct cfrfml *this = kzalloc(sizeof(struct cfrfml), GFP_ATOMIC);
- if (!this) {
- pr_warn("Out of memory\n");
+ if (!this)
return NULL;
- }
cfsrvl_init(&this->serv, channel_id, dev_info, false);
this->serv.release = cfrfml_release;
diff --git a/net/caif/cfserl.c b/net/caif/cfserl.c
index 2715c84cfa871f58fdd7c4bfbfb87302806f2a19..797c8d165993f556b954b6c7aea9fd31540adbe0 100644
--- a/net/caif/cfserl.c
+++ b/net/caif/cfserl.c
@@ -33,13 +33,10 @@ static void cfserl_ctrlcmd(struct cflayer *layr, enum caif_ctrlcmd ctrl,
struct cflayer *cfserl_create(int type, int instance, bool use_stx)
{
- struct cfserl *this = kmalloc(sizeof(struct cfserl), GFP_ATOMIC);
- if (!this) {
- pr_warn("Out of memory\n");
+ struct cfserl *this = kzalloc(sizeof(struct cfserl), GFP_ATOMIC);
+ if (!this)
return NULL;
- }
caif_assert(offsetof(struct cfserl, layer) == 0);
- memset(this, 0, sizeof(struct cfserl));
this->layer.receive = cfserl_receive;
this->layer.transmit = cfserl_transmit;
this->layer.ctrlcmd = cfserl_ctrlcmd;
diff --git a/net/caif/cfsrvl.c b/net/caif/cfsrvl.c
index 535a1e72b366a212e24a4b242cb76c81ceb54301..b99f5b22689dd333f4f83a7d68dba39e798a5789 100644
--- a/net/caif/cfsrvl.c
+++ b/net/caif/cfsrvl.c
@@ -108,10 +108,8 @@ static int cfservl_modemcmd(struct cflayer *layr, enum caif_modemcmd ctrl)
struct caif_payload_info *info;
u8 flow_on = SRVL_FLOW_ON;
pkt = cfpkt_create(SRVL_CTRL_PKT_SIZE);
- if (!pkt) {
- pr_warn("Out of memory\n");
+ if (!pkt)
return -ENOMEM;
- }
if (cfpkt_add_head(pkt, &flow_on, 1) < 0) {
pr_err("Packet is erroneous!\n");
@@ -130,10 +128,8 @@ static int cfservl_modemcmd(struct cflayer *layr, enum caif_modemcmd ctrl)
struct caif_payload_info *info;
u8 flow_off = SRVL_FLOW_OFF;
pkt = cfpkt_create(SRVL_CTRL_PKT_SIZE);
- if (!pkt) {
- pr_warn("Out of memory\n");
+ if (!pkt)
return -ENOMEM;
- }
if (cfpkt_add_head(pkt, &flow_off, 1) < 0) {
pr_err("Packet is erroneous!\n");
diff --git a/net/caif/cfutill.c b/net/caif/cfutill.c
index 98e027db18ed0d3b768b669e900bd21cbbe074fb..53e49f3e3af3c5078fab927b461d8e1427fd975d 100644
--- a/net/caif/cfutill.c
+++ b/net/caif/cfutill.c
@@ -26,13 +26,10 @@ static int cfutill_transmit(struct cflayer *layr, struct cfpkt *pkt);
struct cflayer *cfutill_create(u8 channel_id, struct dev_info *dev_info)
{
- struct cfsrvl *util = kmalloc(sizeof(struct cfsrvl), GFP_ATOMIC);
- if (!util) {
- pr_warn("Out of memory\n");
+ struct cfsrvl *util = kzalloc(sizeof(struct cfsrvl), GFP_ATOMIC);
+ if (!util)
return NULL;
- }
caif_assert(offsetof(struct cfsrvl, layer) == 0);
- memset(util, 0, sizeof(struct cfsrvl));
cfsrvl_init(util, channel_id, dev_info, true);
util->layer.receive = cfutill_receive;
util->layer.transmit = cfutill_transmit;
diff --git a/net/caif/cfveil.c b/net/caif/cfveil.c
index 3ec83fbc28875a55ff141610f84ea6d6feea9d02..910ab0661f66dc9ac24da2b3ab4ae41ad4ff2ea3 100644
--- a/net/caif/cfveil.c
+++ b/net/caif/cfveil.c
@@ -25,13 +25,10 @@ static int cfvei_transmit(struct cflayer *layr, struct cfpkt *pkt);
struct cflayer *cfvei_create(u8 channel_id, struct dev_info *dev_info)
{
- struct cfsrvl *vei = kmalloc(sizeof(struct cfsrvl), GFP_ATOMIC);
- if (!vei) {
- pr_warn("Out of memory\n");
+ struct cfsrvl *vei = kzalloc(sizeof(struct cfsrvl), GFP_ATOMIC);
+ if (!vei)
return NULL;
- }
caif_assert(offsetof(struct cfsrvl, layer) == 0);
- memset(vei, 0, sizeof(struct cfsrvl));
cfsrvl_init(vei, channel_id, dev_info, true);
vei->layer.receive = cfvei_receive;
vei->layer.transmit = cfvei_transmit;
diff --git a/net/caif/cfvidl.c b/net/caif/cfvidl.c
index b2f5989ad4554798208a2b2f61567e38d696d0fb..e3f37db40ac39df501abc1e717d7e06a9a932b64 100644
--- a/net/caif/cfvidl.c
+++ b/net/caif/cfvidl.c
@@ -21,14 +21,11 @@ static int cfvidl_transmit(struct cflayer *layr, struct cfpkt *pkt);
struct cflayer *cfvidl_create(u8 channel_id, struct dev_info *dev_info)
{
- struct cfsrvl *vid = kmalloc(sizeof(struct cfsrvl), GFP_ATOMIC);
- if (!vid) {
- pr_warn("Out of memory\n");
+ struct cfsrvl *vid = kzalloc(sizeof(struct cfsrvl), GFP_ATOMIC);
+ if (!vid)
return NULL;
- }
caif_assert(offsetof(struct cfsrvl, layer) == 0);
- memset(vid, 0, sizeof(struct cfsrvl));
cfsrvl_init(vid, channel_id, dev_info, false);
vid->layer.receive = cfvidl_receive;
vid->layer.transmit = cfvidl_transmit;