[PATCH 12/15] pcd: add error handling support for add_disk()
From: Luis Chamberlain <mcgrof@kernel.org>
Date: 2021-08-30 22:11:11
Also in:
linux-block, linux-m68k, lkml
Subsystem:
block layer, the rest · Maintainers:
Jens Axboe, Linus Torvalds
We never checked for errors on add_disk() as this function returned void. Now that this is fixed, use the shiny new error handling. Signed-off-by: Luis Chamberlain <mcgrof@kernel.org> --- drivers/block/paride/pcd.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/block/paride/pcd.c b/drivers/block/paride/pcd.c
index 93ed63626232..a7fab3830d7b 100644
--- a/drivers/block/paride/pcd.c
+++ b/drivers/block/paride/pcd.c@@ -941,9 +941,13 @@ static int pcd_init_unit(struct pcd_unit *cd, bool autoprobe, int port, cd->present = 1; pcd_probe_capabilities(cd); register_cdrom(cd->disk, &cd->info); - add_disk(cd->disk); + ret = add_disk(cd->disk); + if (ret) + goto out_unreg_cdrom; return 0; +out_unreg_cdrom: + unregister_cdrom(&cd->info); out_pi_release: pi_release(cd->pi); out_free_disk:
--
2.30.2