diff options
| author | Yuan Can | 2022-11-24 11:33:32 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2022-12-31 13:32:45 +0100 |
| commit | 42d976bd9766a74ba87f5a8d0dcadda31378b7c7 (patch) | |
| tree | a84916672326cfb57c99ab0e984c917807e1453e /drivers/hsi | |
| parent | 5150b76aa2eb8bb8feb7f7a048417f9d39c3dd04 (diff) | |
HSI: omap_ssi_core: Fix error handling in ssi_init()
[ Upstream commit 3ffa9f713c39a213a08d9ff13ab983a8aa5d8b5d ]
The ssi_init() returns the platform_driver_register() directly without
checking its return value, if platform_driver_register() failed, the
ssi_pdriver is not unregistered.
Fix by unregister ssi_pdriver when the last platform_driver_register()
failed.
Fixes: 0fae198988b8 ("HSI: omap_ssi: built omap_ssi and omap_ssi_port into one module")
Signed-off-by: Yuan Can <yuancan@huawei.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/hsi')
| -rw-r--r-- | drivers/hsi/controllers/omap_ssi_core.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/hsi/controllers/omap_ssi_core.c b/drivers/hsi/controllers/omap_ssi_core.c index 052cf3e92dd6..26f2c3c01297 100644 --- a/drivers/hsi/controllers/omap_ssi_core.c +++ b/drivers/hsi/controllers/omap_ssi_core.c @@ -631,7 +631,13 @@ static int __init ssi_init(void) { if (ret) return ret; - return platform_driver_register(&ssi_port_pdriver); + ret = platform_driver_register(&ssi_port_pdriver); + if (ret) { + platform_driver_unregister(&ssi_pdriver); + return ret; + } + + return 0; } module_init(ssi_init); |