diff options
Diffstat (limited to 'lib/command.c')
| -rw-r--r-- | lib/command.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/lib/command.c b/lib/command.c index a8e61c6bb4..0f38cdb83f 100644 --- a/lib/command.c +++ b/lib/command.c @@ -261,8 +261,11 @@ void print_version(const char *progname) char *argv_concat(struct cmd_token **argv, int argc, int shift) { - int cnt = argc - shift; - const char *argstr[cnt]; + int cnt = MAX(argc - shift, 0); + const char *argstr[cnt + 1]; + + if (!cnt) + return NULL; for (int i = 0; i < cnt; i++) argstr[i] = argv[i + shift]->arg; |