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Align open_fdinfo_dir with pidfds_to_pids

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The function `pidfds_to_pids` expected `-1` if `open_fdinfo_dir` failed but the latter returned `errno` which is hard to distinguish from a valid file handle.  Correct that by making `open_fdinfo_dir` a wrapper around `open`.
This commit is contained in:
Niels Thykier 2020-08-11 21:00:54 +00:00 committed by afayaz-feral
parent 510a0a6ae2
commit 3fcff0d75f
1 changed files with 1 additions and 8 deletions
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9
common/common-pidfds.c
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@ -196,12 +196,5 @@ int pidfds_to_pids(int *fds, pid_t *pids, int count)
/* misc directory helpers */ /* misc directory helpers */
int open_fdinfo_dir(void) int open_fdinfo_dir(void)
{ {
int fd; return open("/proc/self/fdinfo", O_RDONLY | O_NONBLOCK | O_DIRECTORY | O_CLOEXEC | O_NOCTTY);
fd = open("/proc/self/fdinfo", O_RDONLY | O_NONBLOCK | O_DIRECTORY | O_CLOEXEC | O_NOCTTY);
if (fd == -1)
return errno;
return fd;
} }