From: Markus Elfring <elfring@users.sourceforge.net>
Date: Fri, 5 May 2017 13:33:19 +0000 (+0200)
Subject: drm/sti: Adjust two checks for null pointers in sti_hqvdp_probe()
X-Git-Tag: v4.13-rc1~73^2~30^2~11
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=da98d2e13b9566ddc1e84e418ab6a86155138d9b;p=linux.git

drm/sti: Adjust two checks for null pointers in sti_hqvdp_probe()

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The script “checkpatch.pl” pointed information out like the following.

Comparison to NULL could be written !…

Thus fix the affected source code places.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Link: http://patchwork.freedesktop.org/patch/msgid/918229e6-80fe-629f-8fec-bf60ac15275f@users.sourceforge.net
---

diff --git a/drivers/gpu/drm/sti/sti_hqvdp.c b/drivers/gpu/drm/sti/sti_hqvdp.c
index 372ea294da80..a1c161f77804 100644
--- a/drivers/gpu/drm/sti/sti_hqvdp.c
+++ b/drivers/gpu/drm/sti/sti_hqvdp.c
@@ -1356,12 +1356,12 @@ static int sti_hqvdp_probe(struct platform_device *pdev)
 
 	/* Get Memory resources */
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (res == NULL) {
+	if (!res) {
 		DRM_ERROR("Get memory resource failed\n");
 		return -ENXIO;
 	}
 	hqvdp->regs = devm_ioremap(dev, res->start, resource_size(res));
-	if (hqvdp->regs == NULL) {
+	if (!hqvdp->regs) {
 		DRM_ERROR("Register mapping failed\n");
 		return -ENXIO;
 	}