wrtd:rt:out: fix hash search

Signed-off-by: Federico Vaga <federico.vaga@cern.ch> NOTE This commit has been created by `git subtree` on the Mock Turtle repository on tag mock-turtle-2.0 This commit will not compile

wrtd:rt:out: fix hash search
Signed-off-by: Federico Vaga <federico.vaga@cern.ch> NOTE This commit has been created by `git subtree` on the Mock Turtle repository on tag mock-turtle-2.0 This commit will not compile
07b9114b · Federico Vaga · 3b82fee7 · 07b9114b
Commit 07b9114b authored Jan 21, 2016 by Federico Vaga
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Showing with 7 additions and 4 deletions

wrtd-rt-fd.c rt/fd/wrtd-rt-fd.c +7 -4

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--- a/rt/fd/wrtd-rt-fd.c
+++ b/rt/fd/wrtd-rt-fd.c
@@ -149,11 +149,13 @@ static inline int trig_eq(struct wrtd_trig_id *id1, struct wrtd_trig_id *id2)
 */
 static int wrtd_out_hash_table_find(struct wrtd_trig_id *tid)
 {
-	int hidx;
+	int i, hidx = wrtd_hash_func(tid);

-	for (hidx = wrtd_hash_func(tid); hidx < FD_HASH_ENTRIES; hidx++)
+	for (i = 0; i < FD_HASH_ENTRIES;
+	     ++i, hidx = (hidx + 1) & (FD_HASH_ENTRIES - 1)) {
 		if (trig_eq(tid, &ht[hidx]->id))
 			return hidx;
+	}

        return -1;
 }
@@ -727,9 +729,10 @@ static int wrtd_out_trigger_sw(struct wrnc_proto_header *hin, void *pin,
 */
 static int wrtd_out_hash_table_free(struct wrtd_trig_id *tid)
 {
-	int hidx;
+	int i, hidx = wrtd_hash_func(tid);

-	for (hidx = wrtd_hash_func(tid); hidx < FD_HASH_ENTRIES; hidx++) {
+	for (i = 0; i < FD_HASH_ENTRIES;
+	     ++i, hidx = (hidx + 1) & (FD_HASH_ENTRIES - 1)) {
 		if (!ht[hidx])
 			return hidx;
 		/* Check if it already exists */