From: linus.walleij@linaro.org (Linus Walleij)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/4] drm/pl111: Error handling for CMA framebuffer
Date: Fri, 26 Jan 2018 14:20:30 +0100 [thread overview]
Message-ID: <20180126132033.19744-1-linus.walleij@linaro.org> (raw)
When attaching the CMA framebuffer we need to check for
returned error pointers.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---
drivers/gpu/drm/pl111/pl111_drv.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/pl111/pl111_drv.c b/drivers/gpu/drm/pl111/pl111_drv.c
index 101a9c7db6ff..31a0c4268cc6 100644
--- a/drivers/gpu/drm/pl111/pl111_drv.c
+++ b/drivers/gpu/drm/pl111/pl111_drv.c
@@ -141,6 +141,11 @@ static int pl111_modeset_init(struct drm_device *dev)
priv->fbdev = drm_fbdev_cma_init(dev, 32,
dev->mode_config.num_connector);
+ if (IS_ERR(priv->fbdev)) {
+ dev_err(dev->dev, "Failed to initialize CMA framebuffer\n");
+ ret = PTR_ERR(priv->fbdev);
+ goto out_bridge;
+ }
drm_kms_helper_poll_init(dev);
--
2.14.3
next reply other threads:[~2018-01-26 13:20 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-26 13:20 Linus Walleij [this message]
2018-01-26 13:20 ` [PATCH 2/4] drm/pl111: Properly detect the PL110+ variant Linus Walleij
2018-01-29 23:45 ` Eric Anholt
2018-01-30 15:39 ` Linus Walleij
2018-01-26 13:20 ` [PATCH 3/4] drm/pl111: Handle the Versatile RGB/BGR565 mode Linus Walleij
2018-01-26 13:20 ` [PATCH 4/4] drm/pl111: Support multiple endpoints on the CLCD Linus Walleij
2018-01-29 23:55 ` Eric Anholt
2018-02-01 12:49 ` Linus Walleij
2018-01-29 23:39 ` [PATCH 1/4] drm/pl111: Error handling for CMA framebuffer Eric Anholt
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