fs: befs: remove in vain variable assignment

There is no need to set *value, it will be overwritten later.

Signed-off-by: Salah Triki <salah.triki@gmail.com>
Acked-by: Luis de Bethencourt <luisbg@osg.samsung.com>
diff --git a/fs/befs/btree.c b/fs/befs/btree.c
index 85453e5..d564185 100644
--- a/fs/befs/btree.c
+++ b/fs/befs/btree.c
@@ -347,8 +347,6 @@
 
 	befs_debug(sb, "---> %s %s", __func__, findkey);
 
-	*value = 0;
-
 	findkey_len = strlen(findkey);
 
 	/* if node can not contain key, just skeep this node */