cpu, interface plugin: Fix compilation issues under Solaris.

[collectd.git] / src / cpu.c

diff --git a/src/cpu.c b/src/cpu.c
index 4c852a5..cbdde1e 100644 (file)
--- a/src/cpu.c
+++ b/src/cpu.c
@@ -340,7 +340,7 @@ static int cpu_read (void)
        static cpu_stat_t cs;
 
        if (kc == NULL)
-               return;
+               return (-1);
 
        for (cpu = 0; cpu < numcpu; cpu++)
        {