From: Chris Mason <chris.mason@oracle.com>
Date: Tue, 1 Feb 2011 00:54:59 +0000 (-0500)
Subject: Btrfs: avoid uninit variable warnings in ordered-data.c
X-Git-Tag: firefly_0821_release~7613^2~2263^2~26
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c87fb6fdcaf7560940b31a0c78c3e6370e3433cf;p=firefly-linux-kernel-4.4.55.git

Btrfs: avoid uninit variable warnings in ordered-data.c

This one isn't really an uninit variable, but for pretty
obscure reasons.  Let's make it clearly correct.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
---

diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c
index 2b61e1ddcd99..083a55477375 100644
--- a/fs/btrfs/ordered-data.c
+++ b/fs/btrfs/ordered-data.c
@@ -141,7 +141,7 @@ static inline struct rb_node *tree_search(struct btrfs_ordered_inode_tree *tree,
 					  u64 file_offset)
 {
 	struct rb_root *root = &tree->tree;
-	struct rb_node *prev;
+	struct rb_node *prev = NULL;
 	struct rb_node *ret;
 	struct btrfs_ordered_extent *entry;