MIPS: signal: Return immediately if call fails

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When debug sigaltstack(), copy_siginfo_to_user() fails first in
setup_rt_frame() if the alternate signal stack is too small, so
it should return immediately if call fails, no need to call the
following functions.

Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>

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Tiezhu Yang 2021-12-20 12:27:39 +08:00 • committed by Thomas Bogendoerfer

parent 0ebd37a222

commit 408bd9ddc2

1 changed files with 11 additions and 9 deletions

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arch/mips/kernel/signal.c

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