| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | From 374cfd2cabe4db9882d8a210adff430cc579f859 Mon Sep 17 00:00:00 2001 |
| 2 | From: Julius Kriukas <julius@kriukas.lt> |
| 3 | Date: Sun, 8 Mar 2020 12:46:55 +0200 |
| 4 | Subject: [PATCH] Use HOST_NAME_MAX+1 to add space for null byte |
| 5 | |
| 6 | --- |
| 7 | src/addrwatch.c | 2 +- |
| 8 | 1 file changed, 1 insertion(+), 1 deletion(-) |
| 9 | |
| 10 | --- a/src/addrwatch.c |
| 11 | +++ b/src/addrwatch.c |
| 12 | @@ -501,7 +501,7 @@ int main(int argc, char *argv[]) |
| 13 | argp_parse(&argp, argc, argv, 0, &optind, 0); |
| 14 | |
| 15 | if (!cfg.hostname) { |
| 16 | - cfg.hostname_len = HOST_NAME_MAX; |
| 17 | + cfg.hostname_len = HOST_NAME_MAX + 1; |
| 18 | cfg.hostname = (char *)calloc(cfg.hostname_len, sizeof(char)); |
| 19 | gethostname(cfg.hostname, cfg.hostname_len); |
| 20 | } |