X-Git-Url: https://git.decadent.org.uk/gitweb/?p=odhcp6c.git;a=blobdiff_plain;f=src%2Fodhcp6c.c;h=8149738ade5d6d84cc88d7c14c55a8639236c232;hp=89dfd369588842fd647288598d0648d6a71e8f0d;hb=045d7158852d86a4b190267a252f32c2f15034aa;hpb=518cdfc1dbf5c61859f6faaf678e0bbed82755a6

diff --git a/src/odhcp6c.c b/src/odhcp6c.c
index 89dfd36..8149738 100644
--- a/src/odhcp6c.c
+++ b/src/odhcp6c.c
@@ -254,19 +254,15 @@ int main(_unused int argc, char* const argv[])
 			return 4;
 		}
 
-		char pidbuf[128];
 		if (!pidfile) {
-			snprintf(pidbuf, sizeof(pidbuf),
-					"/var/run/odhcp6c.%s.pid", ifname);
-			pidfile = pidbuf;
+			snprintf((char*)buf, sizeof(buf), "/var/run/odhcp6c.%s.pid", ifname);
+			pidfile = (char*)buf;
 		}
 
-		int fd = open(pidfile, O_WRONLY | O_CREAT, 0644);
-		if (fd >= 0) {
-			char buf[8];
-			int len = snprintf(buf, sizeof(buf), "%i\n", getpid());
-			write(fd, buf, len);
-			close(fd);
+		FILE *fp = fopen(pidfile, "w");
+		if (fp) {
+			fprintf(fp, "%i\n", getpid());
+			fclose(fp);
 		}
 	}