From: Dan Carpenter Date: Thu, 4 Aug 2022 07:03:21 +0000 (+0300) Subject: wifi: cfg80211: debugfs: fix return type in ht40allow_map_read() X-Git-Tag: v6.6.17~6688^2~27^2~1 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d776763f48084926b5d9e25507a3ddb7c9243d5e;p=platform%2Fkernel%2Flinux-rpi.git wifi: cfg80211: debugfs: fix return type in ht40allow_map_read() The return type is supposed to be ssize_t, which is signed long, but "r" was declared as unsigned int. This means that on 64 bit systems we return positive values instead of negative error codes. Fixes: 80a3511d70e8 ("cfg80211: add debugfs HT40 allow map") Signed-off-by: Dan Carpenter Link: https://lore.kernel.org/r/YutvOQeJm0UjLhwU@kili Signed-off-by: Johannes Berg --- diff --git a/net/wireless/debugfs.c b/net/wireless/debugfs.c index aab4346..0878b16 100644 --- a/net/wireless/debugfs.c +++ b/net/wireless/debugfs.c @@ -65,9 +65,10 @@ static ssize_t ht40allow_map_read(struct file *file, { struct wiphy *wiphy = file->private_data; char *buf; - unsigned int offset = 0, buf_size = PAGE_SIZE, i, r; + unsigned int offset = 0, buf_size = PAGE_SIZE, i; enum nl80211_band band; struct ieee80211_supported_band *sband; + ssize_t r; buf = kzalloc(buf_size, GFP_KERNEL); if (!buf)