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path: root/drivers/scsi/libfc/fc_lport.c
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Diffstat (limited to 'drivers/scsi/libfc/fc_lport.c')
-rw-r--r--drivers/scsi/libfc/fc_lport.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/scsi/libfc/fc_lport.c b/drivers/scsi/libfc/fc_lport.c
index bd5d31d022d9..ef9560dff295 100644
--- a/drivers/scsi/libfc/fc_lport.c
+++ b/drivers/scsi/libfc/fc_lport.c
@@ -1743,8 +1743,16 @@ 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)
+ mfs <= lport->mfs) {
lport->mfs = mfs;
+ fc_host_maxframe_size(lport->host) = mfs;
+ } else {
+ FC_LPORT_DBG(lport, "FLOGI bad mfs:%hu response, "
+ "lport->mfs:%hu\n", mfs, lport->mfs);
+ fc_lport_error(lport, fp);
+ goto err;
+ }
+
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);