VisionFive2 Linux kernel

StarFive Tech Linux Kernel for VisionFive (JH7110) boards (mirror)

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author: Miklos Szeredi <mszeredi@redhat.com> 2021-08-06 10:03:12 +0200 committer: Greg Kroah-Hartman <gregkh@linuxfoundation.org> 2021-09-03 10:22:46 +0200 commit: 60c1ed05cba1134c4aa7f5f8ec4782e5141b2593 parent: 2514e486faf7a0d995c5e0932935de4029f7e23b
Commit Summary:
ovl: fix uninitialized pointer read in ovl_lookup_real_one()
Diffstat:
1 file changed, 1 insertion, 1 deletion
diff --git a/fs/overlayfs/export.c b/fs/overlayfs/export.c
index 41ebf52f1bbc..ebde05c9cf62 100644
--- a/fs/overlayfs/export.c
+++ b/fs/overlayfs/export.c
@@ -392,6 +392,7 @@ static struct dentry *ovl_lookup_real_one(struct dentry *connected,
 	 */
 	take_dentry_name_snapshot(&name, real);
 	this = lookup_one_len(name.name.name, connected, name.name.len);
+	release_dentry_name_snapshot(&name);
 	err = PTR_ERR(this);
 	if (IS_ERR(this)) {
 		goto fail;
@@ -406,7 +407,6 @@ static struct dentry *ovl_lookup_real_one(struct dentry *connected,
 	}
 
 out:
-	release_dentry_name_snapshot(&name);
 	dput(parent);
 	inode_unlock(dir);
 	return this;