---

yaml --- r: 347843 b: refs/heads/master c: 972567f h: refs/heads/master i: 347841: b24bbaa 347839: 829ff6e v: v3
git-mirror · Dec 20, 2012 · 4a1374a · 4a1374a
1 parent d09f250
commit 4a1374a
Show file tree

Hide file tree

Showing 2 changed files with 8 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1ac12b4b6d707937f9de6d09622823b2fd0c93ef
+refs/heads/master: 972567f14cbcd437e9a88a73836bbc2ee0720b5f
diff --git a/trunk/fs/namei.c b/trunk/fs/namei.c
@@ -3172,12 +3172,13 @@ SYSCALL_DEFINE4(mknodat, int, dfd, const char __user *, filename, umode_t, mode,
 	struct dentry *dentry;
 	struct path path;
 	int error;
+	unsigned int lookup_flags = 0;
 
 	error = may_mknod(mode);
 	if (error)
 		return error;
-
-	dentry = user_path_create(dfd, filename, &path, 0);
+retry:
+	dentry = user_path_create(dfd, filename, &path, lookup_flags);
 	if (IS_ERR(dentry))
 		return PTR_ERR(dentry);
 
@@ -3200,6 +3201,10 @@ SYSCALL_DEFINE4(mknodat, int, dfd, const char __user *, filename, umode_t, mode,
 	}
 out:
 	done_path_create(&path, dentry);
+	if (retry_estale(error, lookup_flags)) {
+		lookup_flags |= LOOKUP_REVAL;
+		goto retry;
+	}
 	return error;
 }