LU-6961 ldiskfs: buffer head leak in mmp

[fs/lustre-release.git] / ldiskfs / kernel_patches / patches / rhel6.4 / ext4-mmp.patch

diff --git a/ldiskfs/kernel_patches/patches/rhel6.4/ext4-mmp.patch b/ldiskfs/kernel_patches/patches/rhel6.4/ext4-mmp.patch
index 10637ef..70f04bb 100644 (file)
--- a/ldiskfs/kernel_patches/patches/rhel6.4/ext4-mmp.patch
+++ b/ldiskfs/kernel_patches/patches/rhel6.4/ext4-mmp.patch
@@ -156,7 +156,7 @@ Index: linux-stage/fs/ext4/mmp.c
 ===================================================================
 --- /dev/null
 +++ linux-stage/fs/ext4/mmp.c
-@@ -0,0 +1,356 @@
+@@ -0,0 +1,357 @@
 +#include <linux/fs.h>
 +#include <linux/random.h>
 +#include <linux/buffer_head.h>
@@ -220,6 +220,7 @@ Index: linux-stage/fs/ext4/mmp.c
 +       mmp = (struct mmp_struct *)((*bh)->b_data);
 +       if (le32_to_cpu(mmp->mmp_magic) != EXT4_MMP_MAGIC) {
 +              brelse(*bh);
++              *bh = NULL;
 +               return -EINVAL;
 +      }
 +