geoip: make sure we null-terminate after read

Make sure raw is null-terminated after we read the buffer that we
receive from the remote end. Detected by coverty scan.

Signed-off-by: Daniel Borkmann <dborkman@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/geoip.c b/geoip.c
index fc61184..2eff817 100644
--- a/geoip.c
+++ b/geoip.c
@@ -190,6 +190,8 @@ again:
 	if (ret <= 0)
 		return -EIO;
 
+	raw[sizeof(raw) - 1] = 0;
+
 	for (i = 0; i < ret; i++) {
 		if (!strncmp(raw + i, "Content-Length: ", min(ret - i, lenl))) {
 			ptr = raw + i + lenl;