arm: switch to saner kernel_execve() semantics

[platform/kernel/linux-starfive.git] / arch / arm / kernel / entry-common.S

diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S
index 978eac5..9106966 100644 (file)
--- a/arch/arm/kernel/entry-common.S
+++ b/arch/arm/kernel/entry-common.S
@@ -86,8 +86,11 @@ ENDPROC(ret_to_user)
  */
 ENTRY(ret_from_fork)
        bl      schedule_tail
+       cmp     r5, #0
+       movne   r0, r4
+       movne   lr, pc
+       movne   pc, r5
        get_thread_info tsk
-       mov     why, #1
        b       ret_slow_syscall
 ENDPROC(ret_from_fork)
 
@@ -508,11 +511,6 @@ sys_vfork_wrapper:
                b       sys_vfork
 ENDPROC(sys_vfork_wrapper)
 
-sys_execve_wrapper:
-               add     r3, sp, #S_OFF
-               b       sys_execve
-ENDPROC(sys_execve_wrapper)
-
 sys_clone_wrapper:
                add     ip, sp, #S_OFF
                str     ip, [sp, #4]