From: 黄涛 <huangtao@rock-chips.com>
Date: Sat, 30 Jul 2011 14:49:04 +0000 (+0800)
Subject: Revert "mmc_block: add dev_t initialization check"
X-Git-Tag: firefly_0821_release~9911
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=d91a4e589bdf81f0ca881065ed3e626e5ac86fb6;p=firefly-linux-kernel-4.4.55.git

Revert "mmc_block: add dev_t initialization check"

This reverts commit 10cd61b99858ac55ff0a2674a416df01eb048165.
---

diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index 4da37f03a8ed..aca64387cc57 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -85,12 +85,7 @@ static void mmc_blk_put(struct mmc_blk_data *md)
 	mutex_lock(&open_lock);
 	md->usage--;
 	if (md->usage == 0) {
-		int devmaj = MAJOR(disk_devt(md->disk));
 		int devidx = MINOR(disk_devt(md->disk)) >> MMC_SHIFT;
-
-		if (!devmaj)
-			devidx = md->disk->first_minor >> MMC_SHIFT;
-
 		__clear_bit(devidx, dev_use);
 
 		put_disk(md->disk);