Commit 0ae64684 authored by Balbir Singh's avatar Balbir Singh Committed by Linus Torvalds
Browse files

[PATCH] Fix taskstats size calculation (use the new genetlink utility functions)



The addition of the CSA patch pushed the size of struct taskstats to 256
bytes.  This exposed a problem with prepare_reply(), we were not allocating
space for the netlink and genetlink header.  It worked earlier because
alloc_skb() would align the skb to SMP_CACHE_BYTES, which added some additonal
bytes.
Signed-off-by: default avatarBalbir Singh <balbir@in.ibm.com>
Cc: Jamal Hadi <hadi@cyberus.ca>
Cc: Shailabh Nagar <nagar@watson.ibm.com>
Cc: Thomas Graf <tgraf@suug.ch>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Jay Lan <jlan@engr.sgi.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 17db952c
......@@ -75,7 +75,7 @@ static int prepare_reply(struct genl_info *info, u8 cmd, struct sk_buff **skbp,
/*
* If new attributes are added, please revisit this allocation
*/
skb = nlmsg_new(size, GFP_KERNEL);
skb = nlmsg_new(genlmsg_total_size(size), GFP_KERNEL);
if (!skb)
return -ENOMEM;
......
Supports Markdown
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment