platform/x86: mlx-platform: Fix an ERR_PTR vs NULL issue
authorDan Carpenter <dan.carpenter@oracle.com>
Tue, 6 Feb 2018 12:45:36 +0000 (15:45 +0300)
committerDarren Hart (VMware) <dvhart@infradead.org>
Tue, 6 Feb 2018 15:42:38 +0000 (07:42 -0800)
commit8a0f5b6f33275eb0251e0e1b0716744f9d95415f
tree842b74e9b4d9bfa7f326f4270d2ce8c11df649c3
parent661405bd817b209ac9bd4812c63d90873a7f2993
platform/x86: mlx-platform: Fix an ERR_PTR vs NULL issue

devm_ioport_map() returns NULL on error but we accidentally check for
error pointers instead.

Fixes: c6acad68eb2d ("platform/mellanox: mlxreg-hotplug: Modify to use a regmap interface")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Vadim Pasternak <vadimp@melanox.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
drivers/platform/x86/mlx-platform.c