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(parent: fac2452) | patch
arc: kernel: Return -EFAULT if copy_to_user() fails
authorWang Qing <wangqing@vivo.com>
Mon, 1 Mar 2021 12:05:48 +0000 (20:05 +0800)
committerVineet Gupta <vgupta@synopsys.com>
Mon, 22 Mar 2021 17:05:43 +0000 (10:05 -0700)
commit46e152186cd89d940b26726fff11eb3f4935b45a
treeb8deeb0964152baa2379a015507ae4209b3b71dftree | snapshot
parentfac245216b68cdfccf3e2a8d20d6710b750bf20fcommit | diff
arc: kernel: Return -EFAULT if copy_to_user() fails

The copy_to_user() function returns the number of bytes remaining to be
copied, but we want to return -EFAULT if the copy doesn't complete.

Signed-off-by: Wang Qing <wangqing@vivo.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
arch/arc/kernel/signal.c diff | blob | history
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