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authorDmitry Antipov <dmantipov@yandex.ru>2025-01-13 18:54:17 +0300
committerJohannes Berg <johannes.berg@intel.com>2025-01-15 14:42:14 +0100
commit1a0d24775cdee2b8dc14bfa4f4418c930ab1ac57 (patch)
tree72da79be51fa386ea476a5daff92c6930f18f262
parenta4058dc1e7b0051b2baf604fd9db8f1f7d529600 (diff)
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wifi: cfg80211: adjust allocation of colocated AP data
In 'cfg80211_scan_6ghz()', an instances of 'struct cfg80211_colocated_ap' are allocated as if they would have 'ssid' as trailing VLA member. Since this is not so, extra IEEE80211_MAX_SSID_LEN bytes are not needed. Briefly tested with KUnit. Fixes: c8cb5b854b40 ("nl80211/cfg80211: support 6 GHz scanning") Signed-off-by: Dmitry Antipov <dmantipov@yandex.ru> Link: https://patch.msgid.link/20250113155417.552587-1-dmantipov@yandex.ru Signed-off-by: Johannes Berg <johannes.berg@intel.com>
-rw-r--r--net/wireless/scan.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index bc77cfede492..cd2124329521 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -893,9 +893,7 @@ static int cfg80211_scan_6ghz(struct cfg80211_registered_device *rdev)
if (ret)
continue;
- entry = kzalloc(sizeof(*entry) + IEEE80211_MAX_SSID_LEN,
- GFP_ATOMIC);
-
+ entry = kzalloc(sizeof(*entry), GFP_ATOMIC);
if (!entry)
continue;