diff options
| -rw-r--r-- | revision.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/revision.c b/revision.c index 7afedc50fc..d5e2f1a257 100644 --- a/revision.c +++ b/revision.c @@ -1612,8 +1612,10 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg revs->skip_count = atoi(optarg); return argcount; } else if ((*arg == '-') && isdigit(arg[1])) { - /* accept -<digit>, like traditional "head" */ - revs->max_count = atoi(arg + 1); + /* accept -<digit>, like traditional "head" */ + if (strtol_i(arg + 1, 10, &revs->max_count) < 0 || + revs->max_count < 0) + die("'%s': not a non-negative integer", arg + 1); revs->no_walk = 0; } else if (!strcmp(arg, "-n")) { if (argc <= 1) |