diff options
| -rw-r--r-- | drivers/md/dm-crypt.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index 09f5c1a04fae..02a2919f4e5a 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -59,6 +59,7 @@ struct convert_context { struct bio *bio_out; struct bvec_iter iter_out; atomic_t cc_pending; + unsigned int tag_offset; u64 cc_sector; union { struct skcipher_request *req; @@ -1256,6 +1257,7 @@ static void crypt_convert_init(struct crypt_config *cc, if (bio_out) ctx->iter_out = bio_out->bi_iter; ctx->cc_sector = sector + cc->iv_offset; + ctx->tag_offset = 0; init_completion(&ctx->restart); } @@ -1588,7 +1590,6 @@ static void crypt_free_req(struct crypt_config *cc, void *req, struct bio *base_ static blk_status_t crypt_convert(struct crypt_config *cc, struct convert_context *ctx, bool atomic, bool reset_pending) { - unsigned int tag_offset = 0; unsigned int sector_step = cc->sector_size >> SECTOR_SHIFT; int r; @@ -1611,9 +1612,9 @@ static blk_status_t crypt_convert(struct crypt_config *cc, atomic_inc(&ctx->cc_pending); if (crypt_integrity_aead(cc)) - r = crypt_convert_block_aead(cc, ctx, ctx->r.req_aead, tag_offset); + r = crypt_convert_block_aead(cc, ctx, ctx->r.req_aead, ctx->tag_offset); else - r = crypt_convert_block_skcipher(cc, ctx, ctx->r.req, tag_offset); + r = crypt_convert_block_skcipher(cc, ctx, ctx->r.req, ctx->tag_offset); switch (r) { /* @@ -1633,8 +1634,8 @@ static blk_status_t crypt_convert(struct crypt_config *cc, * exit and continue processing in a workqueue */ ctx->r.req = NULL; + ctx->tag_offset++; ctx->cc_sector += sector_step; - tag_offset++; return BLK_STS_DEV_RESOURCE; } } else { @@ -1648,8 +1649,8 @@ static blk_status_t crypt_convert(struct crypt_config *cc, */ case -EINPROGRESS: ctx->r.req = NULL; + ctx->tag_offset++; ctx->cc_sector += sector_step; - tag_offset++; continue; /* * The request was already processed (synchronously). @@ -1657,7 +1658,7 @@ static blk_status_t crypt_convert(struct crypt_config *cc, case 0: atomic_dec(&ctx->cc_pending); ctx->cc_sector += sector_step; - tag_offset++; + ctx->tag_offset++; if (!atomic) cond_resched(); continue; |