Use kmemdup rather than duplicating its implementation Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx> --- 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];