diff options
| author | Otavio Salvador <otavio@ossystems.com.br> | 2025-10-01 18:26:47 -0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-10-01 18:26:47 -0300 |
| commit | 925d4ff9b529f1521bfb34f01c54dfe6d6f21dc9 (patch) | |
| tree | 0bbc6b039eeea3bb41830ab730b53913a88e2419 /fs/filesystems.c | |
| parent | 49f4ca7b487f42e14af67a5235bd806fb93c27f8 (diff) | |
| parent | 09c71a76accc2f1c288f79beb68939f897c20690 (diff) | |
Merge pull request #744 from angolini/lf-6.12.20-2.0.0_up_6.12.49toradex_6.12-2.0.x-imx
Lf 6.12.20 2.0.0 up 6.12.49
Diffstat (limited to 'fs/filesystems.c')
| -rw-r--r-- | fs/filesystems.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/fs/filesystems.c b/fs/filesystems.c index 58b9067b2391..95e5256821a5 100644 --- a/fs/filesystems.c +++ b/fs/filesystems.c @@ -156,15 +156,19 @@ static int fs_index(const char __user * __name) static int fs_name(unsigned int index, char __user * buf) { struct file_system_type * tmp; - int len, res; + int len, res = -EINVAL; read_lock(&file_systems_lock); - for (tmp = file_systems; tmp; tmp = tmp->next, index--) - if (index <= 0 && try_module_get(tmp->owner)) + for (tmp = file_systems; tmp; tmp = tmp->next, index--) { + if (index == 0) { + if (try_module_get(tmp->owner)) + res = 0; break; + } + } read_unlock(&file_systems_lock); - if (!tmp) - return -EINVAL; + if (res) + return res; /* OK, we got the reference, so we can safely block */ len = strlen(tmp->name) + 1; |