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ptrace: remove redudant check of #ifdef PTRACE_SINGLESTEP

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Patch series "ptrace: do some cleanup".


This patch (of 3):

PTRACE_SINGLESTEP is always defined as 9 in include/uapi/linux/ptrace.h,
remove redudant check of #ifdef PTRACE_SINGLESTEP.

Link: https://lkml.kernel.org/r/1649240981-11024-2-git-send-email-yangtiezhu@loongson.cn
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Cc: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Tiezhu Yang 2022-04-29 14:38:02 -07:00 committed by akpm
parent 183c3237c9
commit f26b2afd53
1 changed files with 0 additions and 6 deletions
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6
kernel/ptrace.c
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@ -829,11 +829,7 @@ static long ptrace_get_rseq_configuration(struct task_struct *task,
}
#endif
#ifdef PTRACE_SINGLESTEP
#define is_singlestep(request) ((request) == PTRACE_SINGLESTEP)
#else
#define is_singlestep(request) 0
#endif
#ifdef PTRACE_SINGLEBLOCK
#define is_singleblock(request) ((request) == PTRACE_SINGLEBLOCK)
@ -1221,9 +1217,7 @@ int ptrace_request(struct task_struct *child, long request,
}
#endif
#ifdef PTRACE_SINGLESTEP
case PTRACE_SINGLESTEP:
#endif
#ifdef PTRACE_SINGLEBLOCK
case PTRACE_SINGLEBLOCK:
#endif