power/reset: xgene: Use local variable dev instead of pdev->dev

Using a local variable dev to point to the device is simpler then repeatedly
dereferencing pdev->dev.

Cc: Loc Ho <lho@apm.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

diff --git a/drivers/power/reset/xgene-reboot.c b/drivers/power/reset/xgene-reboot.c
index c49a3fee65e7a5ea72a3ac69b91288ac0ed16ede..94f10ad4100cd10bd5f1efeae7d066613f32c1e7 100644 (file)
--- a/drivers/power/reset/xgene-reboot.c
+++ b/drivers/power/reset/xgene-reboot.c
@@ -33,7 +33,7 @@
 #include <asm/system_misc.h>
 
 struct xgene_reboot_context {
-       struct platform_device *pdev;
+       struct device *dev;
        void *csr;
        u32 mask;
 };
@@ -53,27 +53,28 @@ static void xgene_restart(enum reboot_mode mode, const char *cmd)
        while (time_before(jiffies, timeout))
                cpu_relax();
 
-       dev_emerg(&ctx->pdev->dev, "Unable to restart system\n");
+       dev_emerg(ctx->dev, "Unable to restart system\n");
 }
 
 static int xgene_reboot_probe(struct platform_device *pdev)
 {
        struct xgene_reboot_context *ctx;
+       struct device *dev = &pdev->dev;
 
-       ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
+       ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
        if (!ctx)
                return -ENOMEM;
 
-       ctx->csr = of_iomap(pdev->dev.of_node, 0);
+       ctx->csr = of_iomap(dev->of_node, 0);
        if (!ctx->csr) {
-               dev_err(&pdev->dev, "can not map resource\n");
+               dev_err(dev, "can not map resource\n");
                return -ENODEV;
        }
 
-       if (of_property_read_u32(pdev->dev.of_node, "mask", &ctx->mask))
+       if (of_property_read_u32(dev->of_node, "mask", &ctx->mask))
                ctx->mask = 0xFFFFFFFF;
 
-       ctx->pdev = pdev;
+       ctx->dev = dev;
        arm_pm_restart = xgene_restart;
        xgene_restart_ctx = ctx;