diff --git a/[refs] b/[refs]
index d04bf3feef9a..77264747ddb7 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: c6af8803cd4f56aa62a47448c55030d4905b6783
+refs/heads/master: 66bea92c69477a75a5d37b9bfed5773c92a3c4b4
diff --git a/trunk/fs/ext4/inode.c b/trunk/fs/ext4/inode.c
index 7f9ccc1381a9..52f7ff2f2e7e 100644
--- a/trunk/fs/ext4/inode.c
+++ b/trunk/fs/ext4/inode.c
@@ -1482,6 +1482,7 @@ static void ext4_da_block_invalidatepages(struct mpage_da_data *mpd)
 	last = end << (PAGE_CACHE_SHIFT - inode->i_blkbits);
 	ext4_es_remove_extent(inode, start, last - start + 1);
 
+	pagevec_init(&pvec, 0);
 	while (index <= end) {
 		nr_pages = pagevec_lookup(&pvec, mapping, index, PAGEVEC_SIZE);
 		if (nr_pages == 0)