bdi: test bdi_init failure

[platform/adaptation/renesas_rcar/renesas_kernel.git] / fs / char_dev.c

diff --git a/fs/char_dev.c b/fs/char_dev.c
index afc2bb6..b9bc05b 100644 (file)
--- a/fs/char_dev.c
+++ b/fs/char_dev.c
@@ -574,7 +574,8 @@ static struct kobject *base_probe(dev_t dev, int *part, void *data)
 void __init chrdev_init(void)
 {
        cdev_map = kobj_map_init(base_probe, &chrdevs_lock);
-       bdi_init(&directly_mappable_cdev_bdi);
+       if (bdi_init(&directly_mappable_cdev_bdi))
+               panic("Failed to init directly mappable cdev bdi");
 }