diff options
Diffstat (limited to 'drivers/nvme/target/io-cmd-file.c')
| -rw-r--r-- | drivers/nvme/target/io-cmd-file.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/nvme/target/io-cmd-file.c b/drivers/nvme/target/io-cmd-file.c index 57c660e3245d..dad8d44bf90e 100644 --- a/drivers/nvme/target/io-cmd-file.c +++ b/drivers/nvme/target/io-cmd-file.c @@ -227,22 +227,24 @@ static void nvmet_file_execute_discard(struct nvmet_req *req) { int mode = FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE; struct nvme_dsm_range range; - loff_t offset; - loff_t len; - int i, ret; + loff_t offset, len; + u16 ret; + int i; for (i = 0; i <= le32_to_cpu(req->cmd->dsm.nr); i++) { - if (nvmet_copy_from_sgl(req, i * sizeof(range), &range, - sizeof(range))) + ret = nvmet_copy_from_sgl(req, i * sizeof(range), &range, + sizeof(range)); + if (ret) break; offset = le64_to_cpu(range.slba) << req->ns->blksize_shift; len = le32_to_cpu(range.nlb) << req->ns->blksize_shift; - ret = vfs_fallocate(req->ns->file, mode, offset, len); - if (ret) + if (vfs_fallocate(req->ns->file, mode, offset, len)) { + ret = NVME_SC_INTERNAL | NVME_SC_DNR; break; + } } - nvmet_req_complete(req, ret < 0 ? NVME_SC_INTERNAL | NVME_SC_DNR : 0); + nvmet_req_complete(req, ret); } static void nvmet_file_dsm_work(struct work_struct *w) |