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 ab02db3..f45556a 100644 (file)
--- 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;
        }