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-rw-r--r--fs/dcache.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/dcache.c b/fs/dcache.c
index 46fc7820678..d45ff7f5ecc 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -1187,17 +1187,17 @@ struct dentry * d_alloc_anon(struct inode *inode)
* allocating a new one.
*
* On successful return, the reference to the inode has been transferred
- * to the dentry. If %NULL is returned (indicating kmalloc failure),
- * the reference on the inode has been released. To make it easier
- * to use in export operations a NULL or IS_ERR inode may be passed in
- * and will be casted to the corresponding NULL or IS_ERR dentry.
+ * to the dentry. In case of an error the reference on the inode is released.
+ * To make it easier to use in export operations a %NULL or IS_ERR inode may
+ * be passed in and will be the error will be propagate to the return value,
+ * with a %NULL @inode replaced by ERR_PTR(-ESTALE).
*/
struct dentry *d_obtain_alias(struct inode *inode)
{
struct dentry *dentry;
if (!inode)
- return NULL;
+ return ERR_PTR(-ESTALE);
if (IS_ERR(inode))
return ERR_CAST(inode);