Blackfin arch: fix bug - Turn on DEBUG_DOUBLEFAULT, booting SMP kernel crash

Signed-off-by: Graf Yang <graf.yang@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/blackfin/mach-common/entry.S b/arch/blackfin/mach-common/entry.S
index c13fa8da28c7..bde6dc4e2614 100644
--- a/arch/blackfin/mach-common/entry.S
+++ b/arch/blackfin/mach-common/entry.S
@@ -277,7 +277,7 @@ ENTRY(_bfin_return_from_exception)
         p5.h = hi(ILAT);
         r6 = [p5];
         r7 = 0x20;              /* Did I just cause anther HW error? */
-        r7 = r7 & r1;
+        r6 = r7 & r6;
         CC = R7 == R6;
         if CC JUMP _double_fault;
 #endif