[xfs-masters] [PATCH] Uninitialized variable

[Wang Chen <wangchen@xxxxxxxxxxxxxx>]

If the following loop doesn't execute, "tp" will be an
uninitialized variable before being used.
-
        for (bmbno = sbp->sb_rbmblocks -
                     ((sbp->sb_rextents & ((1 << mp->m_blkbit_log) - 1)) != 0);
-

Signed-off-by: Wang Chen <wangchen@xxxxxxxxxxxxxx>
---
diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c
index a0dc6e5..f1ab0ca 100644
--- a/fs/xfs/xfs_rtalloc.c
+++ b/fs/xfs/xfs_rtalloc.c
@@ -1882,6 +1882,7 @@ xfs_growfs_rt(
 
        sbp = &mp->m_sb;
        cancelflags = 0;
+       tp = NULL;
        /*
         * Initial error checking.
         */