[ARM] 2952/1: fix a register clobber list

Patch from Nicolas Pitre

If gcc decides to assign lr to %0 we're screwed.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/kernel/sys_arm.c b/arch/arm/kernel/sys_arm.c
index 42629ff84f5a8864787c1d862f001e47a3000765..ea569ba482b165bd05292ea3504c3d90bbeab04c 100644 (file)
--- a/arch/arm/kernel/sys_arm.c
+++ b/arch/arm/kernel/sys_arm.c
@@ -305,7 +305,7 @@ long execve(const char *filename, char **argv, char **envp)
                  "Ir" (THREAD_START_SP - sizeof(regs)),
                  "r" (&regs),
                  "Ir" (sizeof(regs))
-               : "r0", "r1", "r2", "r3", "ip", "memory");
+               : "r0", "r1", "r2", "r3", "ip", "lr", "memory");
 
  out:
        return ret;