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| 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 /rt | |
| parent | 65387e48097077c71ed527457c59ba59f3a1f3ee (diff) | |
| download | glibc-0b7bf0e0a486da6be7c5dde742a80c1138f9cc89.tar.gz 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 'rt')
| -rw-r--r-- | rt/shm_open.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/rt/shm_open.c b/rt/shm_open.c index 6c1f4d604f..fc1dc96bb4 100644 --- a/rt/shm_open.c +++ b/rt/shm_open.c @@ -30,9 +30,10 @@ int __shm_open (const char *name, int oflag, mode_t mode) { struct shmdir_name dirname; - if (__shm_get_name (&dirname, name, false) != 0) + int ret =__shm_get_name (&dirname, name, false); + if (ret != 0) { - __set_errno (EINVAL); + __set_errno (ret); return -1; } |