X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=drivers%2Fwatchdog%2Fwm831x_wdt.c;h=871caea4e1c62d7a868cfb24593d1de7c1f244c2;hp=8c4b2d5bb7da542a364d77ac7deb9e8c5a07f1c0;hb=ba1f9db908a9ac4038f6b694de3e55959886258d;hpb=60eab877a9581b479c6c7d7913ce8070a0ace960

diff --git a/drivers/watchdog/wm831x_wdt.c b/drivers/watchdog/wm831x_wdt.c
index 8c4b2d5bb7da..871caea4e1c6 100644
--- a/drivers/watchdog/wm831x_wdt.c
+++ b/drivers/watchdog/wm831x_wdt.c
@@ -320,6 +320,11 @@ static int __devinit wm831x_wdt_probe(struct platform_device *pdev)
 	struct wm831x_watchdog_pdata *pdata;
 	int reg, ret;
 
+	if (wm831x) {
+		dev_err(&pdev->dev, "wm831x watchdog already registered\n");
+		return -EBUSY;
+	}
+
 	wm831x = dev_get_drvdata(pdev->dev.parent);
 
 	ret = wm831x_reg_read(wm831x, WM831X_WATCHDOG);