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Diffstat (limited to 'conf.c')
-rw-r--r--conf.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/conf.c b/conf.c
index d7ddfd7..2fb58a7 100644
--- a/conf.c
+++ b/conf.c
@@ -293,8 +293,7 @@ static void get_dns(struct ctx *c)
if ((fd = open("/etc/resolv.conf", O_RDONLY)) < 0)
goto out;
- *buf = 0;
- while (line_read(buf, BUFSIZ, fd)) {
+ while (!(*buf = 0) && line_read(buf, BUFSIZ, fd)) {
if (!dns_set && strstr(buf, "nameserver ") == buf) {
p = strrchr(buf, ' ');
if (!p)