arm64/sme: Fix NULL check after kzalloc
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: 8bd7f91c03d8 ("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>
diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
index 99c2935..9734c9f 100644
--- a/arch/arm64/kernel/process.c
+++ b/arch/arm64/kernel/process.c
@@ -321,7 +321,7 @@ 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),
