crypto: hisilicon - switch to memdup_user_nul()

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Use memdup_user_nul() helper instead of open-coding to
simplify the code.

v1-->v2:
   fixed patch title error
v2-->v3:
   return the actual error

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zou Wei <zou_wei@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

...

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Zou Wei 2021-05-24 17:47:08 +08:00 • committed by Herbert Xu

parent a5c164b195

commit e7662cb9e9

1 changed files with 3 additions and 10 deletions

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13

drivers/crypto/hisilicon/qm.c

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