X-Git-Url: https://git.xinqibao.xyz/slstatus.git/blobdiff_plain/e43c3a16f06ccd0c35814e8b47a6f30e81f9c981..80fc20d1d69b14f36ad9bb64d8af38481cbf1ff5:/components/uptime.c

diff --git a/components/uptime.c b/components/uptime.c
index 19908b9..45e12db 100644
--- a/components/uptime.c
+++ b/components/uptime.c
@@ -49,8 +49,8 @@ format(int uptime)
 
 		size = sizeof(boottime);
 
-		if (sysctl(mib, 2, &boottime, &size, NULL, 0) == -1)
-			fprintf(stderr, "sysctl 'KERN_BOOTTIME': %s\n", strerror(errno));
+		if (sysctl(mib, 2, &boottime, &size, NULL, 0) < 0) {
+			warn("sysctl 'KERN_BOOTTIME':");
 			return NULL;
 		}