diff mbox series

cfg80211: Use kmemdup in cfg80211_gen_new_ie()

Message ID 20190225123849.50574-1-yuehaibing@huawei.com
State Awaiting Upstream
Delegated to: David Miller
Headers show
Series cfg80211: Use kmemdup in cfg80211_gen_new_ie() | expand

Commit Message

Yue Haibing Feb. 25, 2019, 12:38 p.m. UTC 
Use kmemdup rather than duplicating its implementation

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 net/wireless/scan.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
diff mbox series

Patch

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];