sd: bad return code of init_sd
In init_sd function, if kmem_cache_create or mempool_create_slab_pools
calls fail, the error will not be correclty reported because
class_register previously set the value of err to 0.
Signed-off-by: Clément Calmels <clement.calmels@free.fr>
Reviewed-by: Ewan D. Milne <emilne@redhat.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 4056004..5167b96 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -3212,12 +3212,14 @@
0, 0, NULL);
if (!sd_cdb_cache) {
printk(KERN_ERR "sd: can't init extended cdb cache\n");
+ err = -ENOMEM;
goto err_out_class;
}
sd_cdb_pool = mempool_create_slab_pool(SD_MEMPOOL_SIZE, sd_cdb_cache);
if (!sd_cdb_pool) {
printk(KERN_ERR "sd: can't init extended cdb pool\n");
+ err = -ENOMEM;
goto err_out_cache;
}