mg_disk: fix error return code in mg_probe()

Fix to return a negative error code from the error handling
case instead of 0, as returned elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Reviewed-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/drivers/block/mg_disk.c b/drivers/block/mg_disk.c
index 1788f491e0fb50e13cefb2f81c286d41721e75ef..076ae7f1b781e0b1586631b2708471ce98f978c1 100644 (file)
--- a/drivers/block/mg_disk.c
+++ b/drivers/block/mg_disk.c
@@ -890,8 +890,10 @@ static int mg_probe(struct platform_device *plat_dev)
        gpio_direction_output(host->rst, 1);
 
        /* reset out pin */
-       if (!(prv_data->dev_attr & MG_DEV_MASK))
+       if (!(prv_data->dev_attr & MG_DEV_MASK)) {
+               err = -EINVAL;
                goto probe_err_3a;
+       }
 
        if (prv_data->dev_attr != MG_BOOT_DEV) {
                rsc = platform_get_resource_byname(plat_dev, IORESOURCE_IO,