Messages in this thread Patch in this message |  | | From | Martin Wilck <> | Subject | [PATCH v4 3/3] nvmet_execute_identify_ctrl: use memcpy_and_pad() | Date | Mon, 14 Aug 2017 22:12:39 +0200 |
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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> --- drivers/nvme/target/admin-cmd.c | 14 +++----------- 1 file changed, 3 insertions(+), 11 deletions(-)
diff --git a/drivers/nvme/target/admin-cmd.c b/drivers/nvme/target/admin-cmd.c index a53bb6635b837..7ccea863e0ab5 100644 --- a/drivers/nvme/target/admin-cmd.c +++ b/drivers/nvme/target/admin-cmd.c @@ -168,15 +168,6 @@ static void nvmet_execute_get_log_page(struct nvmet_req *req) 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; -- 2.14.0
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