diff options
Diffstat (limited to 'target/linux/ipq806x/patches/0122-ata-ahci_platform-fix-devm_ioremap_resource-return-v.patch')
| -rw-r--r-- | target/linux/ipq806x/patches/0122-ata-ahci_platform-fix-devm_ioremap_resource-return-v.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/target/linux/ipq806x/patches/0122-ata-ahci_platform-fix-devm_ioremap_resource-return-v.patch b/target/linux/ipq806x/patches/0122-ata-ahci_platform-fix-devm_ioremap_resource-return-v.patch new file mode 100644 index 0000000000..1a5925b48a --- /dev/null +++ b/target/linux/ipq806x/patches/0122-ata-ahci_platform-fix-devm_ioremap_resource-return-v.patch @@ -0,0 +1,46 @@ +From 0db91c83bcb5f7307aaa16c093b8c6bb3f44be52 Mon Sep 17 00:00:00 2001 +From: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> +Date: Fri, 14 Mar 2014 18:22:09 +0100 +Subject: [PATCH 122/182] ata: ahci_platform: fix devm_ioremap_resource() + return value checking + +devm_ioremap_resource() returns a pointer to the remapped memory or +an ERR_PTR() encoded error code on failure. Fix the check inside +ahci_platform_get_resources() accordingly. + +Also while at it remove a needless line break. + +Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> +Signed-off-by: Tejun Heo <tj@kernel.org> +--- + drivers/ata/ahci_platform.c | 6 +++--- + 1 file changed, 3 insertions(+), 3 deletions(-) + +diff --git a/drivers/ata/ahci_platform.c b/drivers/ata/ahci_platform.c +index db24d2a..70fbf66 100644 +--- a/drivers/ata/ahci_platform.c ++++ b/drivers/ata/ahci_platform.c +@@ -199,8 +199,7 @@ static void ahci_platform_put_resources(struct device *dev, void *res) + * RETURNS: + * The allocated ahci_host_priv on success, otherwise an ERR_PTR value + */ +-struct ahci_host_priv *ahci_platform_get_resources( +- struct platform_device *pdev) ++struct ahci_host_priv *ahci_platform_get_resources(struct platform_device *pdev) + { + struct device *dev = &pdev->dev; + struct ahci_host_priv *hpriv; +@@ -219,8 +218,9 @@ struct ahci_host_priv *ahci_platform_get_resources( + + hpriv->mmio = devm_ioremap_resource(dev, + platform_get_resource(pdev, IORESOURCE_MEM, 0)); +- if (!hpriv->mmio) { ++ if (IS_ERR(hpriv->mmio)) { + dev_err(dev, "no mmio space\n"); ++ rc = PTR_ERR(hpriv->mmio); + goto err_out; + } + +-- +1.7.10.4 + |