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| author | Raghuram Subramani <raghus2247@gmail.com> | 2024-10-13 13:36:36 +0530 |
|---|---|---|
| committer | Raghuram Subramani <raghus2247@gmail.com> | 2024-10-13 13:36:36 +0530 |
| commit | 6a21d8496b038d1e71fd6a9bd8a95880135665d9 (patch) | |
| tree | 8f96e9273400c0eb8794f92aef733bb5fe52b658 /fs/open.c | |
| parent | b73f506bc0ae7119f5f629b222596a27d7b2e99b (diff) | |
| parent | 17d850f5a5bc1318b67a974b16d32a2dd3bab5cf (diff) | |
Merge remote-tracking branch 'msm8998/lineage-20'master
Diffstat (limited to '')
| -rw-r--r-- | fs/open.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/open.c b/fs/open.c index b7e2889a710c..c39c1d1fa082 100644 --- a/fs/open.c +++ b/fs/open.c @@ -732,6 +732,12 @@ static int do_dentry_open(struct file *f, return 0; } + /* Any file opened for execve()/uselib() has to be a regular file. */ + if (unlikely(f->f_flags & FMODE_EXEC && !S_ISREG(inode->i_mode))) { + error = -EACCES; + goto cleanup_file; + } + if (f->f_mode & FMODE_WRITE && !special_file(inode->i_mode)) { error = get_write_access(inode); if (unlikely(error)) |