pf: add error handling support for add_disk()

We never checked for errors on add_disk() as this function
returned void. Now that this is fixed, use the shiny new
error handling.

Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/drivers/block/paride/pf.c b/drivers/block/paride/pf.c
index f471d48..380d80e 100644 (file)
--- a/drivers/block/paride/pf.c
+++ b/drivers/block/paride/pf.c
@@ -962,7 +962,9 @@ static int __init pf_init_unit(struct pf_unit *pf, bool autoprobe, int port,
        if (pf_probe(pf))
                goto out_pi_release;
 
-       add_disk(disk);
+       ret = add_disk(disk);
+       if (ret)
+               goto out_pi_release;
        pf->present = 1;
        return 0;