nios2: signal: Mark expected switch fall-through
Mark switch cases where we are expecting to fall through.
Fix the following warning through the use of the new the new
pseudo-keyword fallthrough;
arch/nios2/kernel/signal.c:254:12: warning: this statement may fall through [-Wimplicit-fallthrough=]
254 | restart = -2;
| ~~~~~~~~^~~~
arch/nios2/kernel/signal.c:255:3: note: here
255 | case ERESTARTNOHAND:
| ^~~~
Reported-by: Christian Brauner <christian.brauner@ubuntu.com>
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com>
diff --git a/arch/nios2/kernel/signal.c b/arch/nios2/kernel/signal.c
index a42dd09..d8a087c 100644
--- a/arch/nios2/kernel/signal.c
+++ b/arch/nios2/kernel/signal.c
@@ -252,6 +252,7 @@
switch (retval) {
case ERESTART_RESTARTBLOCK:
restart = -2;
+ fallthrough;
case ERESTARTNOHAND:
case ERESTARTSYS:
case ERESTARTNOINTR: