Commit 5558235c authored by Johannes Berg's avatar Johannes Berg Committed by John W. Linville
Browse files

[PATCH] mac80211: conserve stack space due to padding



This patch reorders some fields in struct ieee802_11_elems to save 17*7
or 17*3 bytes (on 64/32-bit machines respectively) stack space in a few
functions.
Signed-off-by: default avatarJohannes Berg <johannes@sipsolutions.net>
Signed-off-by: default avatarJiri Benc <jbenc@suse.cz>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 191b9266
......@@ -76,33 +76,36 @@ static int ieee80211_sta_config_auth(struct net_device *dev,
/* Parsed Information Elements */
struct ieee802_11_elems {
/* pointers to IEs */
u8 *ssid;
u8 ssid_len;
u8 *supp_rates;
u8 supp_rates_len;
u8 *fh_params;
u8 fh_params_len;
u8 *ds_params;
u8 ds_params_len;
u8 *cf_params;
u8 cf_params_len;
u8 *tim;
u8 tim_len;
u8 *ibss_params;
u8 ibss_params_len;
u8 *challenge;
u8 challenge_len;
u8 *wpa;
u8 wpa_len;
u8 *rsn;
u8 rsn_len;
u8 *erp_info;
u8 erp_info_len;
u8 *ext_supp_rates;
u8 ext_supp_rates_len;
u8 *wmm_info;
u8 wmm_info_len;
u8 *wmm_param;
/* length of them, respectively */
u8 ssid_len;
u8 supp_rates_len;
u8 fh_params_len;
u8 ds_params_len;
u8 cf_params_len;
u8 tim_len;
u8 ibss_params_len;
u8 challenge_len;
u8 wpa_len;
u8 rsn_len;
u8 erp_info_len;
u8 ext_supp_rates_len;
u8 wmm_info_len;
u8 wmm_param_len;
};
......
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