diff options
| author | abushwang <abushwangs@gmail.com> | 2023-03-07 20:16:20 +0800 |
|---|---|---|
| committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2023-03-08 10:11:54 -0300 |
| commit | 0b7bf0e0a486da6be7c5dde742a80c1138f9cc89 (patch) | |
| tree | ecacffd3daf24ed95b374a8710e390a66723706b /sysdeps/pthread/sem_open.c | |
| parent | 65387e48097077c71ed527457c59ba59f3a1f3ee (diff) | |
| download | glibc-0b7bf0e0a486da6be7c5dde742a80c1138f9cc89.tar.xz glibc-0b7bf0e0a486da6be7c5dde742a80c1138f9cc89.zip | |
rt: fix shm_open not set ENAMETOOLONG when name exceeds {_POSIX_PATH_MAX}
according to man-pages-posix-2017, shm_open() function may fail if the length
of the name argument exceeds {_POSIX_PATH_MAX} and set ENAMETOOLONG
Signed-off-by: abushwang <abushwangs@gmail.com>
Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Diffstat (limited to 'sysdeps/pthread/sem_open.c')
| -rw-r--r-- | sysdeps/pthread/sem_open.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sysdeps/pthread/sem_open.c b/sysdeps/pthread/sem_open.c index 2551b035e1..2d32a13557 100644 --- a/sysdeps/pthread/sem_open.c +++ b/sysdeps/pthread/sem_open.c @@ -47,9 +47,10 @@ __sem_open (const char *name, int oflag, ...) } struct shmdir_name dirname; - if (__shm_get_name (&dirname, name, true) != 0) + int ret = __shm_get_name (&dirname, name, true); + if (ret != 0) { - __set_errno (EINVAL); + __set_errno (ret); return SEM_FAILED; } |