drm/stm: ltdc: Cleanup rename returned value

Rename the returned value from "res" to "ret" as it is more "readable".

Signed-off-by: Philippe CORNU <philippe.cornu@st.com>
Reviewed-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1500552357-29487-7-git-send-email-philippe.cornu@st.com

diff --git a/drivers/gpu/drm/stm/ltdc.c b/drivers/gpu/drm/stm/ltdc.c
index d826045130ff2f6070a940b78bbda4145edb5c64..04cc66d6b96f1e4d49d6dc229b8f7404b0801b02 100644 (file)
--- a/drivers/gpu/drm/stm/ltdc.c
+++ b/drivers/gpu/drm/stm/ltdc.c
@@ -760,7 +760,7 @@ static int ltdc_crtc_init(struct drm_device *ddev, struct drm_crtc *crtc)
        struct ltdc_device *ldev = ddev->dev_private;
        struct drm_plane *primary, *overlay;
        unsigned int i;
-       int res;
+       int ret;
 
        primary = ltdc_plane_create(ddev, DRM_PLANE_TYPE_PRIMARY);
        if (!primary) {
@@ -768,9 +768,9 @@ static int ltdc_crtc_init(struct drm_device *ddev, struct drm_crtc *crtc)
                return -EINVAL;
        }
 
-       res = drm_crtc_init_with_planes(ddev, crtc, primary, NULL,
+       ret = drm_crtc_init_with_planes(ddev, crtc, primary, NULL,
                                        &ltdc_crtc_funcs, NULL);
-       if (res) {
+       if (ret) {
                DRM_ERROR("Can not initialize CRTC\n");
                goto cleanup;
        }
@@ -783,7 +783,7 @@ static int ltdc_crtc_init(struct drm_device *ddev, struct drm_crtc *crtc)
        for (i = 1; i < ldev->caps.nb_layers; i++) {
                overlay = ltdc_plane_create(ddev, DRM_PLANE_TYPE_OVERLAY);
                if (!overlay) {
-                       res = -ENOMEM;
+                       ret = -ENOMEM;
                        DRM_ERROR("Can not create overlay plane %d\n", i);
                        goto cleanup;
                }
@@ -793,7 +793,7 @@ static int ltdc_crtc_init(struct drm_device *ddev, struct drm_crtc *crtc)
 
 cleanup:
        ltdc_plane_destroy_all(ddev);
-       return res;
+       return ret;
 }
 
 /*