Fix a typo: nonexistant -> nonexistent.

Via codespell.

Signed-off-by: Andrew Kreimer <algonell@gmail.com>
---
 fs/bcachefs/alloc_background.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/bcachefs/alloc_background.c b/fs/bcachefs/alloc_background.c
index c84a91572a1d..5f40b92fbf16 100644
--- a/fs/bcachefs/alloc_background.c
+++ b/fs/bcachefs/alloc_background.c
@@ -1395,7 +1395,7 @@ static noinline_for_stack int bch2_check_discard_freespace_key(struct btree_tran
 
 	if (fsck_err_on(!bch2_dev_bucket_exists(c, pos),
 			trans, need_discard_freespace_key_to_invalid_dev_bucket,
-			"entry in %s btree for nonexistant dev:bucket %llu:%llu",
+			"entry in %s btree for nonexistent dev:bucket %llu:%llu",
 			bch2_btree_id_str(iter->btree_id), pos.inode, pos.offset))
 		goto delete;
 
-- 
2.47.0.170.g23d289d273.dirty