ARM: signal: Mark expected switch fall-through
Mark switch cases where we are expecting to fall through. This patch fixes the following warning: arch/arm/kernel/signal.c: In function 'do_signal': arch/arm/kernel/signal.c:598:12: warning: this statement may fall through [-Wimplicit-fallthrough=] restart -= 2; ~~~~~~~~^~~~ arch/arm/kernel/signal.c:599:3: note: here case -ERESTARTNOHAND: ^~~~ Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Reviewed-by: Kees Cook <keescook@chromium.org> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
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@ -596,6 +596,7 @@ static int do_signal(struct pt_regs *regs, int syscall)
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switch (retval) {
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case -ERESTART_RESTARTBLOCK:
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restart -= 2;
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/* Fall through */
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case -ERESTARTNOHAND:
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case -ERESTARTSYS:
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case -ERESTARTNOINTR:
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