diff options
author | Serge Hallyn <serge@hallyn.com> | 2023-02-24 13:52:32 -0600 |
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committer | Serge Hallyn <serge@hallyn.com> | 2023-02-24 13:54:54 -0600 |
commit | 7ff33fae6f9cd79c0e012671c37a172e9a681d0b (patch) | |
tree | 6cf1ed3328849cbd87546c8eb1f36e136d67bab5 | |
parent | 17efd5925235685b59be1c267d0dfad7a9bb62b8 (diff) |
get_pidfd_from_fd: return -1 on error, not 0
Fixes: 6974df39a: newuidmap and newgidmap: support passing pid as fd
Signed-off-by: Serge Hallyn <serge@hallyn.com>
-rw-r--r-- | lib/get_pid.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/get_pid.c b/lib/get_pid.c index ab91d158..5b6d9da4 100644 --- a/lib/get_pid.c +++ b/lib/get_pid.c @@ -35,6 +35,7 @@ int get_pid (const char *pidstr, pid_t *pid) /* * If use passed in fd:4 as an argument, then return the * value '4', the fd to use. + * On error, return -1. */ int get_pidfd_from_fd(const char *pidfdstr) { @@ -47,7 +48,7 @@ int get_pidfd_from_fd(const char *pidfdstr) || ('\0' != *endptr) || (ERANGE == errno) || (/*@+longintegral@*/val != (pid_t)val)/*@=longintegral@*/) { - return 0; + return -1; } return (int)val; |