tree b1490206f86b07b98d1f831d5792b2063af65b0c
parent f90dee20b40089b64fdcf18dd7bf9df500f6fddd
author Wei Yongjun <weiyongjun1@huawei.com> 1495328512 +0000
committer Eric Anholt <eric@anholt.net> 1495485254 -0700

drm/pl111: Fix return value check in pl111_amba_probe()

In case of error, the function devm_ioremap_resource() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check should
be replaced with IS_ERR().

Fixes: bed41005e617 ("drm/pl111: Initial drm/kms driver for pl111")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Link: http://patchwork.freedesktop.org/patch/msgid/20170521010152.6186-1-weiyj.lk@gmail.com