Remove superfluous test if dax_dev is NULL - dax_direct_access already
does this test.
Signed-off-by: Mikulas Patocka <mpatocka@xxxxxxxxxx>
---
drivers/md/dm-writecache.c | 4 ----
1 file changed, 4 deletions(-)
Index: linux-2.6/drivers/md/dm-writecache.c
===================================================================
--- linux-2.6.orig/drivers/md/dm-writecache.c 2020-04-17 14:06:35.129999000 +0200
+++ linux-2.6/drivers/md/dm-writecache.c 2020-04-17 16:02:54.339847000 +0200
@@ -234,10 +234,6 @@ static int persistent_memory_claim(struc
wc->memory_vmapped = false;
- if (!wc->ssd_dev->dax_dev) {
- r = -EOPNOTSUPP;
- goto err1;
- }
s = wc->memory_map_size;
p = s >> PAGE_SHIFT;
if (!p) {
--
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