D24567.diff
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	Index: head/sys/dev/iscsi_initiator/isc_subr.c
	===================================================================
	--- head/sys/dev/iscsi_initiator/isc_subr.c
	+++ head/sys/dev/iscsi_initiator/isc_subr.c
	@@ -97,6 +97,9 @@
	int
	i_setopt(isc_session_t sp, isc_opt_t opt)
	{
	+ char buf[16];
	+ int error;
	+
	if(opt->maxRecvDataSegmentLength > 0) {
	sp->opt.maxRecvDataSegmentLength = opt->maxRecvDataSegmentLength;
	sdebug(2, "maxRecvDataSegmentLength=%d", sp->opt.maxRecvDataSegmentLength);
	@@ -138,15 +141,21 @@
	}

	if(opt->headerDigest != NULL) {
	- sdebug(2, "opt.headerDigest='%s'", opt->headerDigest);
	- if(strcmp(opt->headerDigest, "CRC32C") == 0) {
	+ error = copyinstr(opt->headerDigest, buf, sizeof(buf), NULL);
	+ if (error != 0)
	+ return (error);
	+ sdebug(2, "opt.headerDigest='%s'", buf);
	+ if(strcmp(buf, "CRC32C") == 0) {
	sp->hdrDigest = (digest_t *)i_crc32c;
	sdebug(2, "opt.headerDigest set");
	}
	}
	if(opt->dataDigest != NULL) {
	- sdebug(2, "opt.dataDigest='%s'", opt->headerDigest);
	- if(strcmp(opt->dataDigest, "CRC32C") == 0) {
	+ error = copyinstr(opt->dataDigest, buf, sizeof(buf), NULL);
	+ if (error != 0)
	+ return (error);
	+ sdebug(2, "opt.dataDigest='%s'", opt->dataDigest);
	+ if(strcmp(buf, "CRC32C") == 0) {
	sp->dataDigest = (digest_t *)i_crc32c;
	sdebug(2, "opt.dataDigest set");
	}