Commit 00565cff authored by Yuesong Li's avatar Yuesong Li Committed by Mikulas Patocka
Browse files

dm: Convert to use ERR_CAST() 



Use ERR_CAST() as it is designed for casting an error pointer to
another type.

This macro utilizes the __force and __must_check modifiers, which instruct
the compiler to verify for errors at the locations where it is employed.

Signed-off-by: default avatarYuesong Li <liyuesong@vivo.com>
Signed-off-by: default avatarMikulas Patocka <mpatocka@redhat.com>
parent 02c0207e

drivers/md/dm-thin.c

+1 −1
Original line number Diff line number Diff line
@@ -2948,7 +2948,7 @@ static struct pool *pool_create(struct mapped_device *pool_md, 
	pmd = dm_pool_metadata_open(metadata_dev, block_size, format_device);

	if (IS_ERR(pmd)) {

		*error = "Error creating metadata object";

		return (struct pool *)pmd;

		return ERR_CAST(pmd);

	}



	pool = kzalloc(sizeof(*pool), GFP_KERNEL);