spi: hisi-kunpeng: Fix error checking
authorYeqi Fu <asuk4.q@gmail.com>
Thu, 18 May 2023 05:25:15 +0000 (13:25 +0800)
committerMark Brown <broonie@kernel.org>
Thu, 18 May 2023 10:26:36 +0000 (19:26 +0900)
commit120e1aa2f2e60b55f9d20c2fe1c6144739e00dc4
tree868dd07981f5060116a697af324e23e7550d1321
parentf2156989bf3014c67707d73ccd202b2ada09080b
spi: hisi-kunpeng: Fix error checking

The function debugfs_create_dir returns ERR_PTR if an error occurs,
and the appropriate way to verify for errors is to use the inline
function IS_ERR. The patch will substitute the null-comparison with
IS_ERR.

Suggested-by: Ivan Orlov <ivan.orlov0322@gmail.com
Signed-off-by: Yeqi Fu <asuk4.q@gmail.com
Link: https://lore.kernel.org/r/20230518052515.368978-1-asuk4.q@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org
drivers/spi/spi-hisi-kunpeng.c