[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [linux-2.6.18-xen] [PVSCSI] Fix sense_len
# HG changeset patch # User Keir Fraser <keir.fraser@xxxxxxxxxx> # Date 1228827740 0 # Node ID 3669e92f24cd82bc4b5a03b199f90465558123f6 # Parent 82ce2e69bb5b513fd6b307de40606e053e0920b0 [PVSCSI] Fix sense_len Signed-off-by: James Harper <james.harper@xxxxxxxxxxxxxxxx> Signed-off-by: Tomonari Horikoshi <t.horikoshi@xxxxxxxxxxxxxx> Signed-off-by: Jun Kamada <kama@xxxxxxxxxxxxxx> --- drivers/xen/scsiback/scsiback.c | 15 ++++++++++++--- 1 files changed, 12 insertions(+), 3 deletions(-) diff -r 82ce2e69bb5b -r 3669e92f24cd drivers/xen/scsiback/scsiback.c --- a/drivers/xen/scsiback/scsiback.c Tue Dec 09 13:02:02 2008 +0000 +++ b/drivers/xen/scsiback/scsiback.c Tue Dec 09 13:02:20 2008 +0000 @@ -148,6 +148,7 @@ void scsiback_do_resp_with_sense(char *s struct vscsibk_info *info = pending_req->info; int notify; int more_to_do = 1; + struct scsi_sense_hdr sshdr; unsigned long flags; DPRINTK("%s\n",__FUNCTION__); @@ -161,9 +162,17 @@ void scsiback_do_resp_with_sense(char *s ring_res->rqid = pending_req->rqid; if (sense_buffer != NULL) { - memcpy(ring_res->sense_buffer, sense_buffer, - VSCSIIF_SENSE_BUFFERSIZE); - ring_res->sense_len = VSCSIIF_SENSE_BUFFERSIZE; + if (scsi_normalize_sense(sense_buffer, + sizeof(sense_buffer), &sshdr)) { + + int len = 8 + sense_buffer[7]; + + if (len > VSCSIIF_SENSE_BUFFERSIZE) + len = VSCSIIF_SENSE_BUFFERSIZE; + + memcpy(ring_res->sense_buffer, sense_buffer, len); + ring_res->sense_len = len; + } } else { ring_res->sense_len = 0; } _______________________________________________ Xen-changelog mailing list Xen-changelog@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-changelog
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