ia64: annotate a switch fallthrough in ia64_do_signal

Also reindent the switch statement to use the normal kernel style
while at it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lkml.kernel.org/r/20190812065524.19959-2-hch@lst.de
Signed-off-by: Tony Luck <tony.luck@intel.com>

diff --git a/arch/ia64/kernel/signal.c b/arch/ia64/kernel/signal.c
index e5044ae..d07ed65 100644 (file)
--- a/arch/ia64/kernel/signal.c
+++ b/arch/ia64/kernel/signal.c
@@ -363,19 +363,19 @@ ia64_do_signal (struct sigscratch *scr, long in_syscall)
 
                if (unlikely(restart)) {
                        switch (errno) {
-                             case ERESTART_RESTARTBLOCK:
-                             case ERESTARTNOHAND:
+                       case ERESTART_RESTARTBLOCK:
+                       case ERESTARTNOHAND:
                                scr->pt.r8 = EINTR;
                                /* note: scr->pt.r10 is already -1 */
                                break;
-
-                             case ERESTARTSYS:
+                       case ERESTARTSYS:
                                if ((ksig.ka.sa.sa_flags & SA_RESTART) == 0) {
                                        scr->pt.r8 = EINTR;
                                        /* note: scr->pt.r10 is already -1 */
                                        break;
                                }
-                             case ERESTARTNOINTR:
+                               /*FALLTHRU*/
+                       case ERESTARTNOINTR:
                                ia64_decrement_ip(&scr->pt);
                                restart = 0; /* don't restart twice if handle_signal() fails... */
                        }