diff options
Diffstat (limited to 'lib/parser.c')
| -rw-r--r-- | lib/parser.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/parser.c b/lib/parser.c index fb34977246bb..6e89eca5cca0 100644 --- a/lib/parser.c +++ b/lib/parser.c @@ -128,12 +128,13 @@ static int match_number(substring_t *s, int *result, int base) char *endp; char *buf; int ret; + size_t len = s->to - s->from; - buf = kmalloc(s->to - s->from + 1, GFP_KERNEL); + buf = kmalloc(len + 1, GFP_KERNEL); if (!buf) return -ENOMEM; - memcpy(buf, s->from, s->to - s->from); - buf[s->to - s->from] = '\0'; + memcpy(buf, s->from, len); + buf[len] = '\0'; *result = simple_strtol(buf, &endp, base); ret = 0; if (endp == buf) |