mfd: Check t7l66 platform_data pointer

[firefly-linux-kernel-4.4.55.git] / drivers / mfd / t7l66xb.c

diff --git a/drivers/mfd/t7l66xb.c b/drivers/mfd/t7l66xb.c
index da6383a934ac33ac57a39a010f23f94ba1c9daa1..5041d33adf0babf3db03c2eb34688a2f77883479 100644 (file)
--- a/drivers/mfd/t7l66xb.c
+++ b/drivers/mfd/t7l66xb.c
@@ -318,6 +318,9 @@ static int t7l66xb_probe(struct platform_device *dev)
        struct resource *iomem, *rscr;
        int ret;
 
+       if (pdata == NULL)
+               return -EINVAL;
+
        iomem = platform_get_resource(dev, IORESOURCE_MEM, 0);
        if (!iomem)
                return -EINVAL;