From: Thierry Reding <treding@xxxxxxxxxx> Add a couple of temporary variables and use shorter names for existing variables in drm_fb_helper_add_one_connector() for better readability. Tested-by: John Stultz <john.stultz@xxxxxxxxxx> Signed-off-by: Thierry Reding <treding@xxxxxxxxxx> --- drivers/gpu/drm/drm_fb_helper.c | 25 ++++++++++++++++--------- 1 file changed, 16 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 875a49048222..17fd98fe4a1f 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -109,31 +109,38 @@ static DEFINE_MUTEX(kernel_fb_helper_lock); for (({ lockdep_assert_held(&(fbh)->dev->mode_config.mutex); }), \ i__ = 0; i__ < (fbh)->connector_count; i__++) -int drm_fb_helper_add_one_connector(struct drm_fb_helper *fb_helper, struct drm_connector *connector) +int drm_fb_helper_add_one_connector(struct drm_fb_helper *fb_helper, + struct drm_connector *connector) { struct drm_fb_helper_connector **temp; - struct drm_fb_helper_connector *fb_helper_connector; + struct drm_fb_helper_connector *conn; + unsigned int count; if (!drm_fbdev_emulation) return 0; WARN_ON(!mutex_is_locked(&fb_helper->dev->mode_config.mutex)); - if (fb_helper->connector_count + 1 > fb_helper->connector_info_alloc_count) { - temp = krealloc(fb_helper->connector_info, sizeof(struct drm_fb_helper_connector *) * (fb_helper->connector_count + 1), GFP_KERNEL); + + count = fb_helper->connector_count + 1; + + if (count > fb_helper->connector_info_alloc_count) { + size_t size = count * sizeof(conn); + + temp = krealloc(fb_helper->connector_info, size, GFP_KERNEL); if (!temp) return -ENOMEM; - fb_helper->connector_info_alloc_count = fb_helper->connector_count + 1; + fb_helper->connector_info_alloc_count = count; fb_helper->connector_info = temp; } - fb_helper_connector = kzalloc(sizeof(struct drm_fb_helper_connector), GFP_KERNEL); - if (!fb_helper_connector) + conn = kzalloc(sizeof(*conn), GFP_KERNEL); + if (!conn) return -ENOMEM; drm_connector_get(connector); - fb_helper_connector->connector = connector; - fb_helper->connector_info[fb_helper->connector_count++] = fb_helper_connector; + conn->connector = connector; + fb_helper->connector_info[fb_helper->connector_count++] = conn; return 0; } EXPORT_SYMBOL(drm_fb_helper_add_one_connector); -- 2.12.0 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx