[PATCH 24/33] drm: use match_string() helper

Yisheng Xie
2018-05-21T12:09:33Z

match_string() returns the index of an array for a matching string,
which can be used intead of open coded variant.

Cc: Gustavo Padovan <gustavo@padovan.org>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Sean Paul <seanpaul@chromium.org>
Cc: David Airlie <airlied@linux.ie>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com>
---
drivers/gpu/drm/drm_panel_orientation_quirks.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/drm_panel_orientation_quirks.c b/drivers/gpu/drm/drm_panel_orientation_quirks.c
index 902cc1a..3367c36 100644
--- a/drivers/gpu/drm/drm_panel_orientation_quirks.c
+++ b/drivers/gpu/drm/drm_panel_orientation_quirks.c
@@ -136,7 +136,6 @@ int drm_get_panel_orientation_quirk(int width, int height)
const struct dmi_system_id *match;
const struct drm_dmi_panel_orientation_data *data;
const char *bios_date;
- int i;

for (match = dmi_first_match(orientation_data);
match;
@@ -154,10 +153,8 @@ int drm_get_panel_orientation_quirk(int width, int height)
if (!bios_date)
continue;

- for (i = 0; data->bios_dates[i]; i++) {
- if (!strcmp(data->bios_dates[i], bios_date))
- return data->orientation;
- }
+ if (match_string(data->bios_dates, -1, bios_date) >= 0)
+ return data->orientation;
}

return DRM_MODE_PANEL_ORIENTATION_UNKNOWN;
--
1.7.12.4