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path: root/fs/ubifs/gc.c
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-rw-r--r--fs/ubifs/gc.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/ubifs/gc.c b/fs/ubifs/gc.c
index dafef3d195d3..4fc31ca0e3b1 100644
--- a/fs/ubifs/gc.c
+++ b/fs/ubifs/gc.c
@@ -125,6 +125,9 @@ int data_nodes_cmp(void *priv, struct list_head *a, struct list_head *b)
struct ubifs_scan_node *sa, *sb;
cond_resched();
+ if (a == b)
+ return 0;
+
sa = list_entry(a, struct ubifs_scan_node, list);
sb = list_entry(b, struct ubifs_scan_node, list);
@@ -165,6 +168,9 @@ int nondata_nodes_cmp(void *priv, struct list_head *a, struct list_head *b)
struct ubifs_scan_node *sa, *sb;
cond_resched();
+ if (a == b)
+ return 0;
+
sa = list_entry(a, struct ubifs_scan_node, list);
sb = list_entry(b, struct ubifs_scan_node, list);