Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / fs / dcache.c

diff --git a/fs/dcache.c b/fs/dcache.c
index e9a07b2a09486c019f5967bbafae522ccc9073aa..b60ddc41d78385d168e67e98adc6020fedc1cfeb 100644 (file)
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -2404,6 +2404,7 @@ struct dentry *d_materialise_unique(struct dentry *dentry, struct inode *inode)
                        if (d_ancestor(alias, dentry)) {
                                /* Check for loops */
                                actual = ERR_PTR(-ELOOP);
+                               spin_unlock(&inode->i_lock);
                        } else if (IS_ROOT(alias)) {
                                /* Is this an anonymous mountpoint that we
                                 * could splice into our tree? */
@@ -2413,7 +2414,7 @@ struct dentry *d_materialise_unique(struct dentry *dentry, struct inode *inode)
                                goto found;
                        } else {
                                /* Nope, but we must(!) avoid directory
-                                * aliasing */
+                                * aliasing. This drops inode->i_lock */
                                actual = __d_unalias(inode, dentry, alias);
                        }
                        write_sequnlock(&rename_lock);