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-rw-r--r--fs/btrfs/free-space-cache.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
index 557502ca1a2a..efdd1d3f441c 100644
--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -307,7 +307,6 @@ static void io_ctl_unmap_page(struct io_ctl *io_ctl)
static void io_ctl_map_page(struct io_ctl *io_ctl, int clear)
{
- WARN_ON(io_ctl->cur);
BUG_ON(io_ctl->index >= io_ctl->num_pages);
io_ctl->page = io_ctl->pages[io_ctl->index++];
io_ctl->cur = kmap(io_ctl->page);