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media: vidtv: Use kmemdup instead of kzalloc and memcpy 

Fixes coccicheck warning:
drivers/media/test-drivers/vidtv/vidtv_psi.c:509:10-17: WARNING
opportunity for kmemdup

Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Tian Tao 2020-12-29 09:55:30 +01:00 committed by Mauro Carvalho Chehab
parent 4671c204dd
commit 8d23ada8e7
1 changed files with 1 additions and 2 deletions
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3
drivers/media/test-drivers/vidtv/vidtv_psi.c
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@ -506,10 +506,9 @@ struct vidtv_psi_desc *vidtv_psi_desc_clone(struct vidtv_psi_desc *desc)
case REGISTRATION_DESCRIPTOR:
default:
curr = kzalloc(sizeof(*desc) + desc->length, GFP_KERNEL);
curr = kmemdup(desc, sizeof(*desc) + desc->length, GFP_KERNEL);
if (!curr)
return NULL;
memcpy(curr, desc, sizeof(*desc) + desc->length);
}
if (!curr)