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fix: check scsi_datain_unmarshall for NULL

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Signed-off-by: Peter Lieven <pl@dlhnet.de>
This commit is contained in:
Peter Lieven
2025-09-11 19:39:43 +00:00
parent 8c4e2ad46b
commit 5f14051864
1 changed files with 13 additions and 8 deletions
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21
lib/connect.c
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@@ -101,15 +101,20 @@ iscsi_inquiry_page_0x80_cb(struct iscsi_context *iscsi, int status,
if (!status) {
inq = scsi_datain_unmarshall(task);
if (!iscsi->unit_serial_number[0]) {
ISCSI_LOG(iscsi, 2, "unit serial number is [%s]", inq->usn);
strncpy(iscsi->unit_serial_number, inq->usn, MAX_STRING_SIZE);
} else if (strncmp(iscsi->unit_serial_number, inq->usn, MAX_STRING_SIZE)) {
iscsi_set_error(iscsi, "unit serial number mismatch. got [%s] expected [%s]",
inq->usn, iscsi->unit_serial_number);
status = 1;
if (inq != NULL) {
if (!iscsi->unit_serial_number[0]) {
ISCSI_LOG(iscsi, 2, "unit serial number is [%s]", inq->usn);
strncpy(iscsi->unit_serial_number, inq->usn, MAX_STRING_SIZE);
} else if (strncmp(iscsi->unit_serial_number, inq->usn, MAX_STRING_SIZE)) {
iscsi_set_error(iscsi, "unit serial number mismatch. got [%s] expected [%s]",
inq->usn, iscsi->unit_serial_number);
status = 1;
} else {
ISCSI_LOG(iscsi, 2, "successfully validated unit serial number [%s]", inq->usn);
}
} else {
ISCSI_LOG(iscsi, 2, "successfully validated unit serial number [%s]", inq->usn);
iscsi_set_error(iscsi, "iscsi_inquiry_task datain_unmarshall failed. could not read vpd page 0x80.");
status = 1;
}
} else {
iscsi_set_error(iscsi, "iscsi_inquiry_task failed. could not read vpd page 0x80.");