diff options
| author | Martin Wilck <mwilck@suse.com> | 2017-08-14 22:12:39 +0200 |
|---|---|---|
| committer | Sagi Grimberg <sagi@grimberg.me> | 2017-08-28 23:00:42 +0300 |
| commit | 17c39d053a46b300fee786857458857086a4844e (patch) | |
| tree | 09d28d5d504bd2af3d64f73a0f7888f398833e83 | |
| parent | 01f33c336e2d298ea5d4ce5d6e5bcd12865cc30f (diff) | |
nvmet: use memcpy_and_pad for identify sn/fr
This changes the earlier patch "nvmet: don't report 0-bytes
in serial number" to use the memcpy_and_pad() helper introduced
in a previous patch.
Signed-off-by: Martin Wilck <mwilck@suse.com>
Reviewed-by: Sagi Grimberg <sagi@grimbeg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
| -rw-r--r-- | drivers/nvme/target/admin-cmd.c | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/drivers/nvme/target/admin-cmd.c b/drivers/nvme/target/admin-cmd.c index dffd8064163b..9496c71d2257 100644 --- a/drivers/nvme/target/admin-cmd.c +++ b/drivers/nvme/target/admin-cmd.c @@ -168,15 +168,6 @@ out: nvmet_req_complete(req, status); } -static void copy_and_pad(char *dst, int dst_len, const char *src, int src_len) -{ - int len = min(src_len, dst_len); - - memcpy(dst, src, len); - if (dst_len > len) - memset(dst + len, ' ', dst_len - len); -} - static void nvmet_execute_identify_ctrl(struct nvmet_req *req) { struct nvmet_ctrl *ctrl = req->sq->ctrl; @@ -196,8 +187,9 @@ static void nvmet_execute_identify_ctrl(struct nvmet_req *req) bin2hex(id->sn, &ctrl->subsys->serial, min(sizeof(ctrl->subsys->serial), sizeof(id->sn) / 2)); - copy_and_pad(id->mn, sizeof(id->mn), model, sizeof(model) - 1); - copy_and_pad(id->fr, sizeof(id->fr), UTS_RELEASE, strlen(UTS_RELEASE)); + memcpy_and_pad(id->mn, sizeof(id->mn), model, sizeof(model) - 1, ' '); + memcpy_and_pad(id->fr, sizeof(id->fr), + UTS_RELEASE, strlen(UTS_RELEASE), ' '); id->rab = 6; |