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-rw-r--r--drivers/scsi/libfc/fc_lport.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/scsi/libfc/fc_lport.c b/drivers/scsi/libfc/fc_lport.c
index ef9560dff295..cc83b66d45b7 100644
--- a/drivers/scsi/libfc/fc_lport.c
+++ b/drivers/scsi/libfc/fc_lport.c
@@ -1742,17 +1742,19 @@ void fc_lport_flogi_resp(struct fc_seq *sp, struct fc_frame *fp,
mfs = ntohs(flp->fl_csp.sp_bb_data) &
FC_SP_BB_DATA_MASK;
- if (mfs >= FC_SP_MIN_MAX_PAYLOAD &&
- mfs <= lport->mfs) {
- lport->mfs = mfs;
- fc_host_maxframe_size(lport->host) = mfs;
- } else {
+
+ if (mfs < FC_SP_MIN_MAX_PAYLOAD || mfs > FC_SP_MAX_MAX_PAYLOAD) {
FC_LPORT_DBG(lport, "FLOGI bad mfs:%hu response, "
"lport->mfs:%hu\n", mfs, lport->mfs);
fc_lport_error(lport, fp);
goto err;
}
+ if (mfs <= lport->mfs) {
+ lport->mfs = mfs;
+ fc_host_maxframe_size(lport->host) = mfs;
+ }
+
csp_flags = ntohs(flp->fl_csp.sp_features);
r_a_tov = ntohl(flp->fl_csp.sp_r_a_tov);
e_d_tov = ntohl(flp->fl_csp.sp_e_d_tov);