mac80211: correct size the argument to kzalloc in minstrel_ht

msp has type struct minstrel_ht_sta_priv not struct minstrel_ht_sta.

(This incorporates the fixup originally posted as "mac80211: fix kzalloc
memory corruption introduced in minstrel_ht". -- JWL)

Reported-by: Fengguang Wu <wfg@linux.intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Thomas Huehn <thomas@net.t-labs.tu-berlin.de>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c
index 16e0b27..9bcddf2 100644 (file)
--- a/net/mac80211/rc80211_minstrel_ht.c
+++ b/net/mac80211/rc80211_minstrel_ht.c
@@ -817,7 +817,7 @@ minstrel_ht_alloc_sta(void *priv, struct ieee80211_sta *sta, gfp_t gfp)
                        max_rates = sband->n_bitrates;
        }
 
                        max_rates = sband->n_bitrates;
        }
 

-       msp = kzalloc(sizeof(struct minstrel_ht_sta), gfp);
+       msp = kzalloc(sizeof(*msp), gfp);

        if (!msp)
                return NULL;
 
        if (!msp)
                return NULL;