7 files changed, 8 insertions, 10 deletions

diff --git a/arch/arm/mach-exynos/pm_domains.c b/arch/arm/mach-exynos/pm_domains.c
index 373c3c00d24c..c0bc83a7663e 100644
--- a/arch/arm/mach-exynos/pm_domains.c
+++ b/arch/arm/mach-exynos/pm_domains.c
@@ -115,7 +115,7 @@ static __init int exynos_pm_dt_parse_domains(void)
 }
 #endif /* CONFIG_OF */
 
-static __init void exynos_pm_add_dev_to_genpd(struct platform_device *pdev,
+static __init __maybe_unused void exynos_pm_add_dev_to_genpd(struct platform_device *pdev,
                                                 struct exynos_pm_domain *pd)
 {
         if (pdev->dev.bus) {
diff --git a/drivers/char/hw_random/omap-rng.c b/drivers/char/hw_random/omap-rng.c
index d706bd0e9e80..4fbdceb6f773 100644
--- a/drivers/char/hw_random/omap-rng.c
+++ b/drivers/char/hw_random/omap-rng.c
@@ -160,7 +160,7 @@ static int __exit omap_rng_remove(struct platform_device *pdev)
         return 0;
 }
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 
 static int omap_rng_suspend(struct device *dev)
 {
diff --git a/drivers/gpio/gpio-em.c b/drivers/gpio/gpio-em.c
index 150d9768811d..ae37181798b3 100644
--- a/drivers/gpio/gpio-em.c
+++ b/drivers/gpio/gpio-em.c
@@ -266,7 +266,7 @@ static int __devinit em_gio_irq_domain_init(struct em_gio_priv *p)
         return 0;
 }
 
-static void __devexit em_gio_irq_domain_cleanup(struct em_gio_priv *p)
+static void em_gio_irq_domain_cleanup(struct em_gio_priv *p)
 {
         struct gpio_em_config *pdata = p->pdev->dev.platform_data;
 
diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index 383421bf5760..683e18a23329 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -925,6 +925,7 @@ static int __init asic3_mfd_probe(struct platform_device *pdev,
                         goto out;
         }
 
+        ret = 0;
         if (pdata->leds) {
                 int i;
 
diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c
index e9309b3659e7..ac4fd756eda3 100644
--- a/drivers/mtd/nand/omap2.c
+++ b/drivers/mtd/nand/omap2.c
@@ -1245,7 +1245,6 @@ static int __devinit omap_nand_probe(struct platform_device *pdev)
                         goto out_release_mem_region;
                 } else {
                         struct dma_slave_config cfg;
-                        int rc;
 
                         memset(&cfg, 0, sizeof(cfg));
                         cfg.src_addr = info->phys_base;
@@ -1254,10 +1253,10 @@ static int __devinit omap_nand_probe(struct platform_device *pdev)
                         cfg.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
                         cfg.src_maxburst = 16;
                         cfg.dst_maxburst = 16;
-                        rc = dmaengine_slave_config(info->dma, &cfg);
-                        if (rc) {
+                        err = dmaengine_slave_config(info->dma, &cfg);
+                        if (err) {
                                 dev_err(&pdev->dev, "DMA engine slave config failed: %d\n",
-                                        rc);
+                                        err);
                                 goto out_release_mem_region;
                         }
                         info->nand.read_buf   = omap_read_buf_dma_pref;
diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
index 646a7657fe62..cfa2c35dfeed 100644
--- a/drivers/spi/spi-s3c64xx.c
+++ b/drivers/spi/spi-s3c64xx.c
@@ -826,7 +826,7 @@ static struct s3c64xx_spi_csinfo *s3c64xx_get_slave_ctrldata(
                                 struct spi_device *spi)
 {
         struct s3c64xx_spi_csinfo *cs;
-        struct device_node *slave_np, *data_np;
+        struct device_node *slave_np, *data_np = NULL;
         u32 fb_delay = 0;
 
         slave_np = spi->dev.of_node;
diff --git a/drivers/usb/host/ohci-omap.c b/drivers/usb/host/ohci-omap.c
index e7d75d295988..f8b2d91851f7 100644
--- a/drivers/usb/host/ohci-omap.c
+++ b/drivers/usb/host/ohci-omap.c
@@ -403,8 +403,6 @@ err0:
 static inline void
 usb_hcd_omap_remove (struct usb_hcd *hcd, struct platform_device *pdev)
 {
-        struct ohci_hcd         *ohci = hcd_to_ohci (hcd);
-
         usb_remove_hcd(hcd);
         if (!IS_ERR_OR_NULL(hcd->phy)) {
                 (void) otg_set_host(hcd->phy->otg, 0);