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-rw-r--r--fs/afs/security.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/fs/afs/security.c b/fs/afs/security.c
index 1992b0ffa543..81dfedb7879f 100644
--- a/fs/afs/security.c
+++ b/fs/afs/security.c
@@ -372,18 +372,14 @@ int afs_permission(struct inode *inode, int mask)
mask, access, S_ISDIR(inode->i_mode) ? "dir" : "file");
if (S_ISDIR(inode->i_mode)) {
- if (mask & MAY_EXEC) {
+ if (mask & (MAY_EXEC | MAY_READ | MAY_CHDIR)) {
if (!(access & AFS_ACE_LOOKUP))
goto permission_denied;
- } else if (mask & MAY_READ) {
- if (!(access & AFS_ACE_LOOKUP))
- goto permission_denied;
- } else if (mask & MAY_WRITE) {
+ }
+ if (mask & MAY_WRITE) {
if (!(access & (AFS_ACE_DELETE | /* rmdir, unlink, rename from */
AFS_ACE_INSERT))) /* create, mkdir, symlink, rename to */
goto permission_denied;
- } else {
- BUG();
}
} else {
if (!(access & AFS_ACE_LOOKUP))