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| author |   Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2018-03-12 21:15:10 +0100 |
|---|---|---|
| committer |   Neil Armstrong <narmstrong@baylibre.com> | 2018-03-13 10:38:28 +0100 |
| commit | 2c18107b9d58972588cd45d89b8f58d0f033c110 (patch) | |
| tree | fab211d0c020d513b280ac22eabb7119abb368c5 /drivers/gpu/drm/meson | |
| parent | drm/meson: Use drm_dev_put() instead of drm_dev_unref() (diff) | |
| download | linux-dev-2c18107b9d58972588cd45d89b8f58d0f033c110.tar.xz linux-dev-2c18107b9d58972588cd45d89b8f58d0f033c110.zip | |
drm/meson: Fix some error handling paths in 'meson_drv_bind_master()'
If one of these functions fail, we whould free 'drm', as alreadry done in
the other error handling paths, below and above.
Fixes: bbbe775ec5b5 ("drm: Add support for Amlogic Meson Graphic Controller")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Acked-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Link: https://patchwork.freedesktop.org/patch/msgid/df47e03d36c2cf7bc37ec3105fc47c16555bd946.1520885192.git.christophe.jaillet@wanadoo.fr
Diffstat (limited to 'drivers/gpu/drm/meson')
| -rw-r--r-- | drivers/gpu/drm/meson/meson_drv.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c index 6ee3dd7fa450..3baceb744beb 100644 --- a/drivers/gpu/drm/meson/meson_drv.c +++ b/drivers/gpu/drm/meson/meson_drv.c @@ -189,35 +189,43 @@ static int meson_drv_bind_master(struct device *dev, bool has_components) res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "vpu"); regs = devm_ioremap_resource(dev, res); - if (IS_ERR(regs)) - return PTR_ERR(regs); + if (IS_ERR(regs)) { + ret = PTR_ERR(regs); + goto free_drm; + } priv->io_base = regs; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "hhi"); /* Simply ioremap since it may be a shared register zone */ regs = devm_ioremap(dev, res->start, resource_size(res)); - if (!regs) - return -EADDRNOTAVAIL; + if (!regs) { + ret = -EADDRNOTAVAIL; + goto free_drm; + } priv->hhi = devm_regmap_init_mmio(dev, regs, &meson_regmap_config); if (IS_ERR(priv->hhi)) { dev_err(&pdev->dev, "Couldn't create the HHI regmap\n"); - return PTR_ERR(priv->hhi); + ret = PTR_ERR(priv->hhi); + goto free_drm; } res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dmc"); /* Simply ioremap since it may be a shared register zone */ regs = devm_ioremap(dev, res->start, resource_size(res)); - if (!regs) - return -EADDRNOTAVAIL; + if (!regs) { + ret = -EADDRNOTAVAIL; + goto free_drm; + } priv->dmc = devm_regmap_init_mmio(dev, regs, &meson_regmap_config); if (IS_ERR(priv->dmc)) { dev_err(&pdev->dev, "Couldn't create the DMC regmap\n"); - return PTR_ERR(priv->dmc); + ret = PTR_ERR(priv->dmc); + goto free_drm; } priv->vsync_irq = platform_get_irq(pdev, 0); |