pcd: capture errors on cdrom_register()

No errors were being captured wehen cdrom_register() fails,
capture the error and return the error.

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

diff --git a/drivers/block/paride/pcd.c b/drivers/block/paride/pcd.c
index 82a654f..4cc0d14 100644 (file)
--- a/drivers/block/paride/pcd.c
+++ b/drivers/block/paride/pcd.c
@@ -940,7 +940,9 @@ static int pcd_init_unit(struct pcd_unit *cd, bool autoprobe, int port,
 
        cd->present = 1;
        pcd_probe_capabilities(cd);
-       register_cdrom(cd->disk, &cd->info);
+       ret = register_cdrom(cd->disk, &cd->info);
+       if (ret)
+               goto out_pi_release;
        ret = add_disk(cd->disk);
        if (ret)
                goto out_unreg_cdrom;