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| author | Wenwei Tao <ww.tao0320@gmail.com> | 2016-03-05 00:27:04 +0800 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2016-03-18 18:10:37 -0700 |
| commit | 3681c85dffda70e551dead31c8d102bd69033fe8 (patch) | |
| tree | 787f9f90717596527f6efcde75201624c39ed322 | |
| parent | 237045fc3c67d44088f767dca5a9fa30815eba62 (diff) | |
| download | linux-3681c85dffda70e551dead31c8d102bd69033fe8.tar.bz2 | |
null_blk: add lightnvm null_blk device to the nullb_list
After register null_blk devices into lightnvm, we forget
to add these devices to the the nullb_list, makes them
invisible to the null_blk driver.
Signed-off-by: Wenwei Tao <ww.tao0320@gmail.com>
Fixes: a514379b0c77 ("null_blk: oops when initializing without lightnvm")
Signed-off-by: Jens Axboe <axboe@fb.com>
| -rw-r--r-- | drivers/block/null_blk.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/block/null_blk.c b/drivers/block/null_blk.c index 64a7b5971b57..cab97593ba54 100644 --- a/drivers/block/null_blk.c +++ b/drivers/block/null_blk.c @@ -742,10 +742,11 @@ static int null_add_dev(void) add_disk(disk); +done: mutex_lock(&lock); list_add_tail(&nullb->list, &nullb_list); mutex_unlock(&lock); -done: + return 0; out_cleanup_lightnvm: |