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Commit 9d4e98e9 authored by Akinobu Mita's avatar Akinobu Mita Committed by Pierre Ossman
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mmc_block: handle error from mmc_register_driver() 



Check error from mmc_register_driver() and properly unwind
block device registration.

Signed-off-by: default avatarAkinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: default avatarPierre Ossman <drzeus@drzeus.cx>
parent da45b66e

drivers/mmc/card/block.c

+7 −2
Original line number Diff line number Diff line
@@ -613,14 +613,19 @@ static struct mmc_driver mmc_driver = { 


static int __init mmc_blk_init(void)

{

	int res = -ENOMEM;

	int res;



	res = register_blkdev(MMC_BLOCK_MAJOR, "mmc");

	if (res)

		goto out;



	return mmc_register_driver(&mmc_driver);

	res = mmc_register_driver(&mmc_driver);

	if (res)

		goto out2;



	return 0;

 out2:

	unregister_blkdev(MMC_BLOCK_MAJOR, "mmc");

 out:

	return res;

}