wifi: mac80211: Fix possible integer promotion issue

PATCH New Ilan Peer 1 participant 1 message Feb 13, 2025 mac80211

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Ilan Peer

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2025-02-13 13:45 UTC #0 lore raw

PATCH 1/1 wifi: mac80211: Fix possible integer promotion issue

Fix a possible integer promotion issue in mac80211 in ieee80211_ml_epcs()

Fixes de86c5f60839 ("wifi: mac80211: Add support for EPCS configuration")

Reported-by Dan Carpenter <[email protected]>

Signed-off-by Ilan Peer <[email protected]>

---
 net/mac80211/mlme.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

net/mac80211/mlme.c +1 -1

index 4e8f0a5f6251..23d85a1abbc5 100644
@@ -10704,7 +10704,7 @@ static void ieee80211_ml_epcs(struct ieee80211_sub_if_data *sdata,
 						  elems->ml_epcs_len,
 						  scratch, scratch_len,
 						  IEEE80211_MLE_SUBELEM_FRAGMENT);
-		if (len < sizeof(control))
+		if (len < (ssize_t)sizeof(control))
 			continue;
 
 		pos = scratch + sizeof(control);

Signature · 1 line

2.34.1