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UPSTREAM: arm64/sme: Fix NULL check after kzalloc

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Fix following coccicheck error:
./arch/arm64/kernel/process.c:322:2-23: alloc with no test, possible model on line 326

Here should be dst->thread.sve_state.

Fixes: 8bd7f91c03 ("arm64/sme: Implement traps and syscall handling for SME")
Signed-off-by: Wan Jiabing <wanjiabing@vivo.com>
Reviwed-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20220426113054.630983-1-wanjiabing@vivo.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
(cherry picked from commit 2e29b9971a)
Signed-off-by: Will Deacon <willdeacon@google.com>
Bug: 233587962
Bug: 233588291
Change-Id: Ic9048ae5ef32e6ccb305836a349977c9fbc6f6d6
This commit is contained in:
Wan Jiabing
2022-04-26 19:30:53 +08:00
committed by Will Deacon
parent 7c00e81633
commit caccfe2474
1 changed files with 1 additions and 1 deletions
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2
arch/arm64/kernel/process.c
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@@ -323,7 +323,7 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src)
if (thread_za_enabled(&src->thread)) {
dst->thread.sve_state = kzalloc(sve_state_size(src),
GFP_KERNEL);
if (!dst->thread.za_state)
if (!dst->thread.sve_state)
return -ENOMEM;
dst->thread.za_state = kmemdup(src->thread.za_state,
za_state_size(src),