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arc: remove #ifndef CONFIG_AS_CFI_SIGNAL_FRAME 

CONFIG_AS_CFI_SIGNAL_FRAME is never defined for ARC.

Suggested-by: Nick Desaulniers <ndesaulniers@google.com>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
This commit is contained in:
Masahiro Yamada 2020-04-13 11:05:38 +09:00 committed by Vineet Gupta
parent 9eca345c67
commit a75ff01390
1 changed files with 0 additions and 2 deletions
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2
arch/arc/kernel/unwind.c
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@ -1178,11 +1178,9 @@ int arc_unwind(struct unwind_frame_info *frame)
#endif
/* update frame */
#ifndef CONFIG_AS_CFI_SIGNAL_FRAME
if (frame->call_frame
&& !UNW_DEFAULT_RA(state.regs[retAddrReg], state.dataAlign))
frame->call_frame = 0;
#endif
cfa = FRAME_REG(state.cfa.reg, unsigned long) + state.cfa.offs;
startLoc = min_t(unsigned long, UNW_SP(frame), cfa);
endLoc = max_t(unsigned long, UNW_SP(frame), cfa);