1 files changed, 4 insertions, 2 deletions

diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c
index 72eec6542d6a..0cace3da9dbb 100644
--- a/fs/gfs2/log.c
+++ b/fs/gfs2/log.c
@@ -312,10 +312,12 @@ void gfs2_log_release(struct gfs2_sbd *sdp, unsigned int blks)
 
 static u64 log_bmap(struct gfs2_sbd *sdp, unsigned int lbn)
 {
+        struct inode *inode = sdp->sd_jdesc->jd_inode;
         int error;
-        struct buffer_head bh_map;
+        struct buffer_head bh_map = { .b_state = 0, .b_blocknr = 0 };
 
-        error = gfs2_block_map(sdp->sd_jdesc->jd_inode, lbn, 0, &bh_map, 1);
+        bh_map.b_size = 1 << inode->i_blkbits;
+        error = gfs2_block_map(inode, lbn, 0, &bh_map);
         if (error || !bh_map.b_blocknr)
                 printk(KERN_INFO "error=%d, dbn=%llu lbn=%u", error, bh_map.b_blocknr, lbn);
         gfs2_assert_withdraw(sdp, !error && bh_map.b_blocknr);