From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Tue, 7 May 2013 13:46:36 +0000 (+0800)
Subject: powerpc/fsl_msi: fix error return code in fsl_of_msi_probe()
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=f8dc6eb757c3351e282678528d052f7a4c0e44c9;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

powerpc/fsl_msi: fix error return code in fsl_of_msi_probe()

Fix to return a negative error code in the MSI bitmap alloc error
handling case instead of 0, as done elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Scott Wood <scottwood@freescale.com>
---

diff --git a/arch/powerpc/sysdev/fsl_msi.c b/arch/powerpc/sysdev/fsl_msi.c
index ab02db3d02d8..f45556aa884c 100644
--- a/arch/powerpc/sysdev/fsl_msi.c
+++ b/arch/powerpc/sysdev/fsl_msi.c
@@ -370,7 +370,6 @@ static int fsl_of_msi_probe(struct platform_device *dev)
 	struct fsl_msi *msi;
 	struct resource res;
 	int err, i, j, irq_index, count;
-	int rc;
 	const u32 *p;
 	const struct fsl_msi_feature *features;
 	int len;
@@ -431,8 +430,8 @@ static int fsl_of_msi_probe(struct platform_device *dev)
 	 */
 	msi->phandle = dev->dev.of_node->phandle;
 
-	rc = fsl_msi_init_allocator(msi);
-	if (rc) {
+	err = fsl_msi_init_allocator(msi);
+	if (err) {
 		dev_err(&dev->dev, "Error allocating MSI bitmap\n");
 		goto error_out;
 	}