ata: sata_mv:- Handle return value of devm_ioremap.

Here, If devm_ioremap will fail. It will return NULL.
Then hpriv->base = NULL - 0x20000; Kernel can run into
a NULL-pointer dereference. This error check will avoid
NULL pointer dereference.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: stable@vger.kernel.org

path: root/tools/testing/selftests/powerpc/pmu/ebb/.gitignore

reg_access_test
event_attributes_test
cycles_test
cycles_with_freeze_test
pmc56_overflow_test
ebb_vs_cpu_event_test
cpu_event_vs_ebb_test
cpu_event_pinned_vs_ebb_test
task_event_vs_ebb_test
task_event_pinned_vs_ebb_test
multi_ebb_procs_test
multi_counter_test
pmae_handling_test
close_clears_pmcc_test
instruction_count_test
fork_cleanup_test
ebb_on_child_test
ebb_on_willing_child_test
back_to_back_ebbs_test
lost_exception_test
no_handler_test
cycles_with_mmcr2_test