[PATCH] cfg80211: Use kmemdup in cfg80211_gen_new_ie()
From: YueHaibing <hidden>
Date: 2019-02-25 12:25:39
Also in:
kernel-janitors, linux-wireless
Subsystem:
802.11 (including cfg80211/nl80211), the rest · Maintainers:
Johannes Berg, Linus Torvalds
Use kmemdup rather than duplicating its implementation Signed-off-by: YueHaibing <redacted> --- net/wireless/scan.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index 287518c6caa4..04d888628f29 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c@@ -190,10 +190,9 @@ static size_t cfg80211_gen_new_ie(const u8 *ie, size_t ielen, /* copy subelement as we need to change its content to * mark an ie after it is processed. */ - sub_copy = kmalloc(subie_len, gfp); + sub_copy = kmemdup(subelement, subie_len, gfp); if (!sub_copy) return 0; - memcpy(sub_copy, subelement, subie_len); pos = &new_ie[0];