Don't check for error when lowering priority (according to the manpage, it should never happen anyway). It might could happen, though, if another thread messed with the priority, so safeguard against that (reported via -dev list).

git-svn-id: http://svn.digium.com/svn/asterisk/branches/1.2@60849 f38db490-d61c-443f-a65b-d21fe96a405b

1 files changed, 6 insertions, 8 deletions

diff --git a/asterisk.c b/asterisk.c
index 228a1acd5..9c484605a 100644
--- a/asterisk.c
+++ b/asterisk.c
@@ -795,6 +795,7 @@ int ast_set_priority(int pri)
 	struct sched_param sched;
 	memset(&sched, 0, sizeof(sched));
 #ifdef __linux__
+#undef sched_setscheduler
 	if (pri) {  
 		sched.sched_priority = 10;
 		if (sched_setscheduler(0, SCHED_RR, &sched)) {
@@ -805,12 +806,11 @@ int ast_set_priority(int pri)
 				ast_verbose("Set to realtime thread\n");
 	} else {
 		sched.sched_priority = 0;
-		if (sched_setscheduler(0, SCHED_OTHER, &sched)) {
-			ast_log(LOG_WARNING, "Unable to set normal priority\n");
-			return -1;
-		}
+		/* According to the manpage, this can never fail, with these parameters. */
+		sched_setscheduler(0, SCHED_OTHER, &sched);
 	}
 #else
+#undef setpriority
 	if (pri) {
 		if (setpriority(PRIO_PROCESS, 0, -10) == -1) {
 			ast_log(LOG_WARNING, "Unable to set high priority\n");
@@ -819,10 +819,8 @@ int ast_set_priority(int pri)
 			if (option_verbose)
 				ast_verbose("Set to high priority\n");
 	} else {
-		if (setpriority(PRIO_PROCESS, 0, 0) == -1) {
-			ast_log(LOG_WARNING, "Unable to set normal priority\n");
-			return -1;
-		}
+		/* According to the manpage, this can never fail, with these parameters. */
+		setpriority(PRIO_PROCESS, 0, 0);
 	}
 #endif
 	return 0;