ARM: fix sigreturn decoding

Decoding of test/sigreturn testcase:
Was:
sigreturn() (mask [QUIT TRAP ABRT BUS SEGV USR2 PIPE STKFLT STOP XCPU VTALRM PROF WINCH IO PWR RTMIN]) = 0
Now:
sigreturn() (mask [CHLD RT_1 RT_3 RT_31 RT_32]) = 0

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
1 file changed