From: Heiko Carstens hca@linux.ibm.com
commit a262d3ad6a433e4080cecd0a8841104a5906355e upstream.
For some exception types the instruction address points behind the instruction that caused the exception. Take that into account and add the missing exception table entry.
Cc: stable@vger.kernel.org Reviewed-by: Vasily Gorbik gor@linux.ibm.com Signed-off-by: Heiko Carstens hca@linux.ibm.com Signed-off-by: Vasily Gorbik gor@linux.ibm.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- arch/s390/include/asm/futex.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
--- a/arch/s390/include/asm/futex.h +++ b/arch/s390/include/asm/futex.h @@ -15,7 +15,8 @@ "3: jl 1b\n" \ " lhi %0,0\n" \ "4: sacf 768\n" \ - EX_TABLE(0b,4b) EX_TABLE(2b,4b) EX_TABLE(3b,4b) \ + EX_TABLE(0b,4b) EX_TABLE(1b,4b) \ + EX_TABLE(2b,4b) EX_TABLE(3b,4b) \ : "=d" (ret), "=&d" (oldval), "=&d" (newval), \ "=m" (*uaddr) \ : "0" (-EFAULT), "d" (oparg), "a" (uaddr), \