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nullb: fix error return code in null_init()
author
Wei Yongjun
<weiyongjun1@huawei.com>
Tue, 17 Oct 2017 12:11:46 +0000
(12:11 +0000)
committer
Jens Axboe
<axboe@kernel.dk>
Tue, 17 Oct 2017 14:25:06 +0000
(08:25 -0600)
Fix to return error code -ENOMEM from the null_alloc_dev() error
handling case instead of 0, as done elsewhere in this function.
Fixes:
2984c8684f96
("nullb: factor disk parameters")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
drivers/block/null_blk.c
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diff --git
a/drivers/block/null_blk.c
b/drivers/block/null_blk.c
index bf2c8ca3242aa60749ea03483892526de02a0389..50c83c4b2ea02ea57b11f931dc2088b771805250 100644
(file)
--- a/
drivers/block/null_blk.c
+++ b/
drivers/block/null_blk.c
@@
-1991,8
+1991,10
@@
static int __init null_init(void)
for (i = 0; i < nr_devices; i++) {
dev = null_alloc_dev();
- if (!dev)
+ if (!dev) {
+ ret = -ENOMEM;
goto err_dev;
+ }
ret = null_add_dev(dev);
if (ret) {
null_free_dev(dev);