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[RFC,5/5] ubifs: ubifs_dump_node: Dump all branches of the index node

Message ID 20200616071146.2607061-6-chengzhihao1@huawei.com
State Accepted
Delegated to: Richard Weinberger
Headers show
Series ubifs: Prevent memory oob accessing while dumping node | expand

Commit Message

Zhihao Cheng June 16, 2020, 7:11 a.m. UTC 
An index node can have up to c->fanout branches, all branches should be
displayed while dumping index node.

Signed-off-by: Zhihao Cheng <chengzhihao1@huawei.com>
---
 fs/ubifs/debug.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/fs/ubifs/debug.c b/fs/ubifs/debug.c
index 2d07615369f9..a65f73e91b4f 100644
--- a/fs/ubifs/debug.c
+++ b/fs/ubifs/debug.c
@@ -537,7 +537,7 @@  void ubifs_dump_node(const struct ubifs_info *c, const void *node, int node_len)
 		pr_err("\tlevel          %d\n", (int)le16_to_cpu(idx->level));
 		pr_err("\tBranches:\n");
 
-		for (i = 0; i < n && i < c->fanout - 1; i++) {
+		for (i = 0; i < n && i < c->fanout; i++) {
 			const struct ubifs_branch *br;
 
 			br = ubifs_idx_branch(c, idx, i);