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Commit 7c9eb2db authored by Gustavo A. R. Silva's avatar Gustavo A. R. Silva
Browse files

nds32: Mark expected switch fall-throughs 



Mark switch cases where we are expecting to fall through.

This patch fixes the following warnings (Building: allmodconfig nds32):

include/math-emu/soft-fp.h:124:8: warning: this statement may fall through [-Wimplicit-fallthrough=]
arch/nds32/kernel/signal.c:362:20: warning: this statement may fall through [-Wimplicit-fallthrough=]
arch/nds32/kernel/signal.c:315:7: warning: this statement may fall through [-Wimplicit-fallthrough=]
include/math-emu/op-common.h:417:11: warning: this statement may fall through [-Wimplicit-fallthrough=]
include/math-emu/op-common.h:430:11: warning: this statement may fall through [-Wimplicit-fallthrough=]
include/math-emu/op-common.h:310:11: warning: this statement may fall through [-Wimplicit-fallthrough=]
include/math-emu/op-common.h:320:11: warning: this statement may fall through [-Wimplicit-fallthrough=]
include/math-emu/op-common.h:310:11: warning: this statement may fall through [-Wimplicit-fallthrough=]
include/math-emu/op-common.h:320:11: warning: this statement may fall through [-Wimplicit-fallthrough=]
include/math-emu/soft-fp.h:124:8: warning: this statement may fall through [-Wimplicit-fallthrough=]
include/math-emu/op-common.h:417:11: warning: this statement may fall through [-Wimplicit-fallthrough=]
include/math-emu/op-common.h:430:11: warning: this statement may fall through [-Wimplicit-fallthrough=]
include/math-emu/op-common.h:310:11: warning: this statement may fall through [-Wimplicit-fallthrough=]
include/math-emu/op-common.h:320:11: warning: this statement may fall through [-Wimplicit-fallthrough=]
include/math-emu/op-common.h:310:11: warning: this statement may fall through [-Wimplicit-fallthrough=]
include/math-emu/op-common.h:320:11: warning: this statement may fall through [-Wimplicit-fallthrough=]

Reported-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Signed-off-by: default avatarGustavo A. R. Silva <gustavo@embeddedor.com>
parent 00a0c845

arch/nds32/kernel/signal.c

+2 −0
Original line number Diff line number Diff line
@@ -316,6 +316,7 @@ static void handle_signal(struct ksignal *ksig, struct pt_regs *regs) 
				regs->uregs[0] = -EINTR;

				break;

			}

			/* Else, fall through */

		case -ERESTARTNOINTR:

			regs->uregs[0] = regs->orig_r0;

			regs->ipc -= 4;
@@ -360,6 +361,7 @@ static void do_signal(struct pt_regs *regs) 
		switch (regs->uregs[0]) {

		case -ERESTART_RESTARTBLOCK:

			regs->uregs[15] = __NR_restart_syscall;

			/* Fall through */

		case -ERESTARTNOHAND:

		case -ERESTARTSYS:

		case -ERESTARTNOINTR:

include/math-emu/op-common.h

+5 −0
Original line number Diff line number Diff line
@@ -308,6 +308,7 @@ do { \ 
									     \

  case _FP_CLS_COMBINE(FP_CLS_NORMAL,FP_CLS_ZERO):			     \

    R##_e = X##_e;							     \

	  /* Fall through */						     \

  case _FP_CLS_COMBINE(FP_CLS_NAN,FP_CLS_NORMAL):			     \

  case _FP_CLS_COMBINE(FP_CLS_NAN,FP_CLS_INF):				     \

  case _FP_CLS_COMBINE(FP_CLS_NAN,FP_CLS_ZERO):				     \
@@ -318,6 +319,7 @@ do { \ 
									     \

  case _FP_CLS_COMBINE(FP_CLS_ZERO,FP_CLS_NORMAL):			     \

    R##_e = Y##_e;							     \

	  /* Fall through */						     \

  case _FP_CLS_COMBINE(FP_CLS_NORMAL,FP_CLS_NAN):			     \

  case _FP_CLS_COMBINE(FP_CLS_INF,FP_CLS_NAN):				     \

  case _FP_CLS_COMBINE(FP_CLS_ZERO,FP_CLS_NAN):				     \
@@ -415,6 +417,7 @@ do { \ 
  case _FP_CLS_COMBINE(FP_CLS_NAN,FP_CLS_INF):		\

  case _FP_CLS_COMBINE(FP_CLS_NAN,FP_CLS_ZERO):		\

    R##_s = X##_s;					\

	/* Fall through */				\

							\

  case _FP_CLS_COMBINE(FP_CLS_INF,FP_CLS_INF):		\

  case _FP_CLS_COMBINE(FP_CLS_INF,FP_CLS_NORMAL):	\
@@ -428,6 +431,7 @@ do { \ 
  case _FP_CLS_COMBINE(FP_CLS_INF,FP_CLS_NAN):		\

  case _FP_CLS_COMBINE(FP_CLS_ZERO,FP_CLS_NAN):		\

    R##_s = Y##_s;					\

	/* Fall through */				\

							\

  case _FP_CLS_COMBINE(FP_CLS_NORMAL,FP_CLS_INF):	\

  case _FP_CLS_COMBINE(FP_CLS_NORMAL,FP_CLS_ZERO):	\
@@ -493,6 +497,7 @@ do { \ 
							\

  case _FP_CLS_COMBINE(FP_CLS_NORMAL,FP_CLS_ZERO):	\

    FP_SET_EXCEPTION(FP_EX_DIVZERO);			\

	  /* Fall through */				\

  case _FP_CLS_COMBINE(FP_CLS_INF,FP_CLS_ZERO):		\

  case _FP_CLS_COMBINE(FP_CLS_INF,FP_CLS_NORMAL):	\

    R##_c = FP_CLS_INF;					\