From: Dan Carpenter Date: Mon, 18 Jun 2012 07:48:14 +0000 (+0300) Subject: airo: copying wrong data in airo_get_aplist() X-Git-Tag: firefly_0821_release~3680^2~2237^2~30^2~45 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=7f59ebb5f34380696d16094fa1090485ec077fb1;p=firefly-linux-kernel-4.4.55.git airo: copying wrong data in airo_get_aplist() "qual" used to be declared on the stack, but then in 998a5a7d6a ("airo: reduce stack memory footprint") we made it dynamically allocated. Unfortunately the memcpy() here was missed and it's still copying stack memory instead of the data that we want. In other words, "&qual" should be "qual". Signed-off-by: Dan Carpenter Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c index 520a4b2eb9cc..a747c632597a 100644 --- a/drivers/net/wireless/airo.c +++ b/drivers/net/wireless/airo.c @@ -7233,8 +7233,8 @@ static int airo_get_aplist(struct net_device *dev, } } else { dwrq->flags = 1; /* Should be define'd */ - memcpy(extra + sizeof(struct sockaddr)*i, - &qual, sizeof(struct iw_quality)*i); + memcpy(extra + sizeof(struct sockaddr) * i, qual, + sizeof(struct iw_quality) * i); } dwrq->length = i;