From: Wan Jiabing wanjiabing@vivo.com
mainline inclusion from mainline-v5.19-rc1 commit 2e29b9971ac54dec88baa58856a230ec2f2a2dff category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I5ITJT CVE: NA
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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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: 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 Signed-off-by: Wang ShaoBo bobo.shaobowang@huawei.com --- arch/arm64/kernel/process.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c index 9af564773dda..61df01a8a4de 100644 --- a/arch/arm64/kernel/process.c +++ b/arch/arm64/kernel/process.c @@ -393,7 +393,7 @@ 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),