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Commit 4b947b1c authored by Harsha Sharma's avatar Harsha Sharma Committed by Sean Paul
Browse files

drm: Replace kzalloc with kcalloc 



Prefer kcalloc over kzalloc to allocate an array.
This patch fixes checkcpatch issue.

Signed-off-by: default avatarHarsha Sharma <harshasharmaiitr@gmail.com>
Reviewed-by: default avatarJani Nikula <jani.nikula@intel.com>
Signed-off-by: default avatarSean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20171013073747.29877-1-harshasharmaiitr@gmail.com
Link: https://patchwork.freedesktop.org/patch/msgid/20171013073747.29877-1-harshasharmaiitr@gmail.com
parent 9205281c

drivers/gpu/drm/drm_crtc_helper.c

+2 −2
Original line number Diff line number Diff line
@@ -562,12 +562,12 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set, 
	 * Allocate space for the backup of all (non-pointer) encoder and

	 * connector data.

	 */

	save_encoder_crtcs = kzalloc(dev->mode_config.num_encoder *

	save_encoder_crtcs = kcalloc(dev->mode_config.num_encoder,

				sizeof(struct drm_crtc *), GFP_KERNEL);

	if (!save_encoder_crtcs)

		return -ENOMEM;



	save_connector_encoders = kzalloc(dev->mode_config.num_connector *

	save_connector_encoders = kcalloc(dev->mode_config.num_connector,

				sizeof(struct drm_encoder *), GFP_KERNEL);

	if (!save_connector_encoders) {

		kfree(save_encoder_crtcs);

drivers/gpu/drm/drm_fb_helper.c

+1 −1
Original line number Diff line number Diff line
@@ -2266,7 +2266,7 @@ static int drm_pick_crtcs(struct drm_fb_helper *fb_helper, 
	if (modes[n] == NULL)

		return best_score;



	crtcs = kzalloc(fb_helper->connector_count *

	crtcs = kcalloc(fb_helper->connector_count,

			sizeof(struct drm_fb_helper_crtc *), GFP_KERNEL);

	if (!crtcs)

		return best_score;

drivers/gpu/drm/drm_plane_helper.c

+1 −1
Original line number Diff line number Diff line
@@ -354,7 +354,7 @@ int drm_primary_helper_update(struct drm_plane *plane, struct drm_crtc *crtc, 
	/* Find current connectors for CRTC */

	num_connectors = get_connectors_for_crtc(crtc, NULL, 0);

	BUG_ON(num_connectors == 0);

	connector_list = kzalloc(num_connectors * sizeof(*connector_list),

	connector_list = kcalloc(num_connectors, sizeof(*connector_list),

				 GFP_KERNEL);

	if (!connector_list)

		return -ENOMEM;