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authorVasu Dev <vasu.dev@intel.com>2010-07-20 15:19:32 -0700
committerJames Bottomley <James.Bottomley@suse.de>2010-07-28 09:05:47 -0500
commit519e5135e2537c9dbc1cbcc0891b0a936ff5dcd2 (patch)
treef4b139d0e9288d65a33a43b54e74ef2a6e959d82 /include/scsi
parent[SCSI] fcoe: cleans up fcoe_disable and fcoe_enable (diff)
downloadlinux-dev-519e5135e2537c9dbc1cbcc0891b0a936ff5dcd2.tar.xz
linux-dev-519e5135e2537c9dbc1cbcc0891b0a936ff5dcd2.zip
[SCSI] fcoe: adds src and dest mac address checking for fcoe frames
This is per FC-BB-5 Annex-D recommendation and per that if address checking fails then drop the frame. FIP code paths are already doing this so only needed for fcoe frames. The src address checking is limited to only fip mode since this might break non-fip mode used in p2p due to used OUI based addressing in some p2p code paths, going forward FIP will be the only mode, therefore limited this to only FIP mode so that it won't break non-fip p2p mode for now. -v2 Removes FCOE packet type checking since fcoe_rcv is registered to receive only FCoE type packets from netdev and it is already checked by netdev. Signed-off-by: Vasu Dev <vasu.dev@intel.com> Signed-off-by: Robert Love <robert.w.love@intel.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'include/scsi')
-rw-r--r--include/scsi/libfcoe.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/scsi/libfcoe.h b/include/scsi/libfcoe.h
index ec13f51531f8..81aee1c4c2f3 100644
--- a/include/scsi/libfcoe.h
+++ b/include/scsi/libfcoe.h
@@ -170,4 +170,14 @@ int fcoe_ctlr_recv_flogi(struct fcoe_ctlr *, struct fc_lport *,
u64 fcoe_wwn_from_mac(unsigned char mac[], unsigned int, unsigned int);
int fcoe_libfc_config(struct fc_lport *, struct libfc_function_template *);
+/**
+ * is_fip_mode() - returns true if FIP mode selected.
+ * @fip: FCoE controller.
+ */
+static inline bool is_fip_mode(struct fcoe_ctlr *fip)
+{
+ return fip->state == FIP_ST_ENABLED;
+}
+
+
#endif /* _LIBFCOE_H */