VisionFive2 Linux kernel

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

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author: Pan Bian <bianpan2016@163.com> 2018-11-30 14:09:18 -0800 committer: Linus Torvalds <torvalds@linux-foundation.org> 2018-11-30 14:56:14 -0800 commit: c7d7d620dcbd2a1c595092280ca943f2fced7bbd parent: ce96a407adef126870b3f4a1b73529dd8aa80f49
Commit Summary:
hfsplus: do not free node before using
Diffstat:
1 file changed, 2 insertions, 1 deletion
diff --git a/fs/hfsplus/btree.c b/fs/hfsplus/btree.c
index 236efe51eca6..66774f4cb4fd 100644
--- a/fs/hfsplus/btree.c
+++ b/fs/hfsplus/btree.c
@@ -466,14 +466,15 @@ void hfs_bmap_free(struct hfs_bnode *node)
 
 		nidx -= len * 8;
 		i = node->next;
-		hfs_bnode_put(node);
 		if (!i) {
 			/* panic */;
 			pr_crit("unable to free bnode %u. "
 					"bmap not found!\n",
 				node->this);
+			hfs_bnode_put(node);
 			return;
 		}
+		hfs_bnode_put(node);
 		node = hfs_bnode_find(tree, i);
 		if (IS_ERR(node))
 			return;