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| author | Raghuram Subramani <raghus2247@gmail.com> | 2024-10-17 17:33:46 +0530 |
|---|---|---|
| committer | Raghuram Subramani <raghus2247@gmail.com> | 2024-10-17 17:33:46 +0530 |
| commit | 321337c9e82f016a0cd64f81573c18b5731ffa8d (patch) | |
| tree | e9874bb042e851fec1e19bb8dfca694ef885456a /fs/open.c | |
| parent | cc57cb4ee3b7918b74d30604735d353b9a5fa23b (diff) | |
Merge remote-tracking branch 'msm8998/lineage-20' into lineage-20
Change-Id: I126075a330f305c85f8fe1b8c9d408f368be95d1
Diffstat (limited to 'fs/open.c')
| -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)) |