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| author | Wen Yang <wen.yang99@zte.com.cn> | 2018-12-06 13:29:10 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2018-12-07 15:42:18 +0100 |
| commit | 0f4bb10857e22a657e6c8cca5d1d54b641e94628 (patch) | |
| tree | f586586162695a37e2dba3399503119c5cfa3005 /drivers | |
| parent | media: rockchip vpu: remove some unused vars (diff) | |
| download | linux-0f4bb10857e22a657e6c8cca5d1d54b641e94628.tar.xz linux-0f4bb10857e22a657e6c8cca5d1d54b641e94628.zip | |
media: siano: Use kmemdup instead of duplicating its function
kmemdup has implemented the function that kmalloc() + memcpy().
We prefer to kmemdup rather than code opened implementation.
This issue was detected with the help of coccinelle.
Signed-off-by: Wen Yang <wen.yang99@zte.com.cn>
CC: Tomoki Sekiyama <tomoki.sekiyama@gmail.com>
CC: linux-kernel@vger.kernel.org
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/usb/siano/smsusb.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/media/usb/siano/smsusb.c b/drivers/media/usb/siano/smsusb.c index be3634407f1f..2ffded08407b 100644 --- a/drivers/media/usb/siano/smsusb.c +++ b/drivers/media/usb/siano/smsusb.c @@ -225,10 +225,9 @@ static int smsusb_sendrequest(void *context, void *buffer, size_t size) return -ENOENT; } - phdr = kmalloc(size, GFP_KERNEL); + phdr = kmemdup(buffer, size, GFP_KERNEL); if (!phdr) return -ENOMEM; - memcpy(phdr, buffer, size); pr_debug("sending %s(%d) size: %d\n", smscore_translate_msg(phdr->msg_type), phdr->msg_type, |