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 <[email protected]>
Signed-off-by: Benjamin Gaignard <[email protected]>
Link: http://patchwork.freedesktop.org/patch/msgid/[email protected]

diff --git a/drivers/gpu/drm/sti/sti_hqvdp.c b/drivers/gpu/drm/sti/sti_hqvdp.c
index 372ea294da80e4997921b1eb02422be3422f9476..a1c161f77804424e0014c93478f92847559ea484 100644 (file)
--- 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;
        }