Commit 770cec16cdc9 ("powerpc/audit: Simplify syscall_get_arch()")
replaced test_tsk_thread_flag(task, TIF_32BIT)) by is_32bit_task().

But is_32bit_task() applies on current task while be want the test
done on task 'task'

So re-use test_tsk_thread_flag() instead.

Reported-by: Dmitry V. Levin <l...@altlinux.org>
Fixes: 770cec16cdc9 ("powerpc/audit: Simplify syscall_get_arch()")
Cc: sta...@vger.kernel.org
Signed-off-by: Christophe Leroy <christophe.le...@csgroup.eu>
---
 arch/powerpc/include/asm/syscall.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/powerpc/include/asm/syscall.h 
b/arch/powerpc/include/asm/syscall.h
index 52d05b465e3e..32f76833b736 100644
--- a/arch/powerpc/include/asm/syscall.h
+++ b/arch/powerpc/include/asm/syscall.h
@@ -105,7 +105,9 @@ static inline void syscall_get_arguments(struct task_struct 
*task,
 
 static inline int syscall_get_arch(struct task_struct *task)
 {
-       if (is_32bit_task())
+       if (IS_ENABLED(CONFIG_PPC32))
+               return AUDIT_ARCH_PPC;
+       else if (IS_ENABLED(CONFIG_COMPAT) && test_tsk_thread_flag(task, 
TIF_32BIT))
                return AUDIT_ARCH_PPC;
        else if (IS_ENABLED(CONFIG_CPU_LITTLE_ENDIAN))
                return AUDIT_ARCH_PPC64LE;
-- 
2.33.1

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