diff options
| -rw-r--r-- | sbin/geom/misc/subr.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sbin/geom/misc/subr.c b/sbin/geom/misc/subr.c index 7a4786f..5c6afe6 100644 --- a/sbin/geom/misc/subr.c +++ b/sbin/geom/misc/subr.c @@ -139,7 +139,7 @@ g_parse_lba(const char *lbastr, unsigned sectorsize, off_t *sectors) assert(sectors != NULL); number = (off_t)strtoimax(lbastr, &s, 0); - if (s == lbastr) + if (s == lbastr || number < 0) return (EINVAL); mult = 1; @@ -187,7 +187,7 @@ sfx: if (*s != '\0') return (EINVAL); done: - if (mult * unit < mult || number * mult * unit < number) + if ((OFF_MAX / unit) < mult || (OFF_MAX / mult / unit) < number) return (ERANGE); number *= mult * unit; if (number % sectorsize) |
