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Commit ff12581e authored by Matias Bjørling's avatar Matias Bjørling Committed by Jens Axboe
Browse files

lightnvm: remove multiple groups in 1.2 data structure 



Only one id group from the 1.2 specification is supported. Make
sure that only the first group is accessible.

Signed-off-by: default avatarMatias Bjørling <mb@lightnvm.io>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent d8a39cae

drivers/nvme/host/lightnvm.c

+3 −2
Original line number Diff line number Diff line
@@ -166,7 +166,8 @@ struct nvme_nvm_id { 
	__le32			dom;

	struct nvme_nvm_addr_format ppaf;

	__u8			resv[228];

	struct nvme_nvm_id_group groups[4];

	struct nvme_nvm_id_group group;

	__u8			resv2[2880];

} __packed;



struct nvme_nvm_bb_tbl {
@@ -208,7 +209,7 @@ static int init_grps(struct nvm_id *nvm_id, struct nvme_nvm_id *nvme_nvm_id) 
	if (nvme_nvm_id->cgrps != 1)

		return -EINVAL;



	src = &nvme_nvm_id->groups[0];

	src = &nvme_nvm_id->group;

	grp = &nvm_id->grp;



	grp->mtype = src->mtype;