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Diffstat (limited to 'arch/s390/include/asm/syscall.h')
-rw-r--r--arch/s390/include/asm/syscall.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/s390/include/asm/syscall.h b/arch/s390/include/asm/syscall.h
index 614267f60713..b239ff53b189 100644
--- a/arch/s390/include/asm/syscall.h
+++ b/arch/s390/include/asm/syscall.h
@@ -26,7 +26,8 @@ extern const unsigned int sys_call_table[];
static inline long syscall_get_nr(struct task_struct *task,
struct pt_regs *regs)
{
- return regs->svc_code ? (regs->svc_code & 0xffff) : -1;
+ return test_tsk_thread_flag(task, TIF_SYSCALL) ?
+ (regs->svc_code & 0xffff) : -1;
}
static inline void syscall_rollback(struct task_struct *task,
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