conf: False "Assign instead of compare" positive, CWE-481

This really just needs to be an assignment before line_read() --
turn it into a for loop. Reported by Coverity.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
This commit is contained in:
Stefano Brivio 2022-04-05 11:55:35 +02:00
parent eb3d3f367e
commit e46f67f152

2
conf.c
View file

@ -288,7 +288,7 @@ static void get_dns(struct ctx *c)
if ((fd = open("/etc/resolv.conf", O_RDONLY | O_CLOEXEC)) < 0)
goto out;
while (!(*buf = 0) && line_read(buf, BUFSIZ, fd)) {
for (*buf = 0; line_read(buf, BUFSIZ, fd); *buf = 0) {
if (!dns_set && strstr(buf, "nameserver ") == buf) {
p = strrchr(buf, ' ');
if (!p)