summaryrefslogtreecommitdiffstats
path: root/lib/parser.c
diff options
context:
space:
mode:
Diffstat (limited to 'lib/parser.c')
-rw-r--r--lib/parser.c7
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)