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authorLuis Chamberlain <mcgrof@kernel.org>2021-09-27 15:02:54 -0700
committerJens Axboe <axboe@kernel.dk>2021-10-18 14:41:37 -0600
commita2379420c7d7cb14a8b214fc7c0e2f55f66393ac (patch)
treecc6e6287a8d5d080603270539d165b30f4ada04f /drivers/block
parent47d34aa2d211e9cef61dd85b7b0011c9f61dd0ae (diff)
amiflop: add error handling support for add_disk()
We never checked for errors on add_disk() as this function returned void. Now that this is fixed, use the shiny new error handling. The caller for fd_alloc_disk() deals with the rest of the cleanup like the tag. Signed-off-by: Luis Chamberlain <mcgrof@kernel.org> Link: https://lore.kernel.org/r/20210927220302.1073499-7-mcgrof@kernel.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block')
-rw-r--r--drivers/block/amiflop.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/block/amiflop.c b/drivers/block/amiflop.c
index 2909fd9e72fb..bf5c124c5452 100644
--- a/drivers/block/amiflop.c
+++ b/drivers/block/amiflop.c
@@ -1780,6 +1780,7 @@ static const struct blk_mq_ops amiflop_mq_ops = {
static int fd_alloc_disk(int drive, int system)
{
struct gendisk *disk;
+ int err;
disk = blk_mq_alloc_disk(&unit[drive].tag_set, NULL);
if (IS_ERR(disk))
@@ -1798,8 +1799,10 @@ static int fd_alloc_disk(int drive, int system)
set_capacity(disk, 880 * 2);
unit[drive].gendisk[system] = disk;
- add_disk(disk);
- return 0;
+ err = add_disk(disk);
+ if (err)
+ blk_cleanup_disk(disk);
+ return err;
}
static int fd_alloc_drive(int drive)