[PATCH infiniband-diags] libibnetdisc/ibnetdisc.c: fix insert of invalid lid 0xFFFF into lid_port hash_table

[Hal Rosenstock <hal-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>]

From: Dan Ben Yosef <danby-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>

Signed-off-by: Dan Ben Yosef <danby-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
---
 libibnetdisc/src/ibnetdisc.c |   12 +++++++-----
 1 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/libibnetdisc/src/ibnetdisc.c b/libibnetdisc/src/ibnetdisc.c
index 9d120dd..121fe35 100644
--- a/libibnetdisc/src/ibnetdisc.c
+++ b/libibnetdisc/src/ibnetdisc.c
@@ -647,11 +647,13 @@ void add_to_portlid_hash(ibnd_port_t * port, GHashTable *htable)
 	uint16_t base_lid = port->base_lid;
 	uint16_t lid_mask = ((1 << port->lmc) -1);
 	uint16_t lid = 0;
-
-	/* We add the port for all lids
-	 * so it is easier to find any "random" lid specified */
-	for (lid = base_lid; lid <= (base_lid + lid_mask); lid++) {
-		g_hash_table_insert(htable, GINT_TO_POINTER(lid), port);
+	/* 0 < valid lid <= 0xbfff */
+	if (base_lid > 0 && base_lid <= 0xbfff) {
+		/* We add the port for all lids
+		 * so it is easier to find any "random" lid specified */
+		for (lid = base_lid; lid <= (base_lid + lid_mask); lid++) {
+			g_hash_table_insert(htable, GINT_TO_POINTER(lid), port);
+		}
 	}
 }
 
-- 
1.7.8.2

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