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i2c: npcm7xx: Add check for platform_driver_register

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[ Upstream commit 6ba12b56b9b844b83ed54fb7ed59fb0eb41e4045 ]

As platform_driver_register() could fail, it should be better
to deal with the return value in order to maintain the code
consisitency.

Fixes: 56a1485b10 ("i2c: npcm7xx: Add Nuvoton NPCM I2C controller driver")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Acked-by: Tali Perry <tali.perry1@gmail.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Jiasheng Jiang 2022-05-26 17:41:00 +08:00 committed by Greg Kroah-Hartman
parent b559ef9dfc
commit 716587a57a
1 changed files with 1 additions and 2 deletions
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3
drivers/i2c/busses/i2c-npcm7xx.c
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@ -2369,8 +2369,7 @@ static struct platform_driver npcm_i2c_bus_driver = {
static int __init npcm_i2c_init(void)
{
npcm_i2c_debugfs_dir = debugfs_create_dir("npcm_i2c", NULL);
platform_driver_register(&npcm_i2c_bus_driver);
return 0;
return platform_driver_register(&npcm_i2c_bus_driver);
}
module_init(npcm_i2c_init);