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path: root/fs/ubifs/auth.c
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Diffstat (limited to 'fs/ubifs/auth.c')
-rw-r--r--fs/ubifs/auth.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ubifs/auth.c b/fs/ubifs/auth.c
index a4a0158f712d..1f770795ee70 100644
--- a/fs/ubifs/auth.c
+++ b/fs/ubifs/auth.c
@@ -217,7 +217,7 @@ int ubifs_sb_verify_signature(struct ubifs_info *c,
signode = snod->node;
- if (le32_to_cpu(signode->len) > snod->len + sizeof(struct ubifs_sig_node)) {
+ if (le32_to_cpu(signode->len) > snod->len - sizeof(struct ubifs_sig_node)) {
ubifs_err(c, "invalid signature len %d", le32_to_cpu(signode->len));
err = -EINVAL;
goto out_destroy;