[PATCH] lib/parser.c: switch match_number() over to use match_strdup()

[Eric Biggers]

From: Eric Biggers <ebigg...@google.com>

This simplifies the code.  No change in behavior.

Signed-off-by: Eric Biggers <ebigg...@google.com>
---
 lib/parser.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/lib/parser.c b/lib/parser.c
index 0142ef28f0eb..96656a6dd59b 100644
--- a/lib/parser.c
+++ b/lib/parser.c
@@ -131,13 +131,10 @@ static int match_number(substring_t *s, int *result, int 
base)
        char *buf;
        int ret;
        long val;
-       size_t len = s->to - s->from;
 
-       buf = kmalloc(len + 1, GFP_KERNEL);
+       buf = match_strdup(s);
        if (!buf)
                return -ENOMEM;
-       memcpy(buf, s->from, len);
-       buf[len] = '\0';
 
        ret = 0;
        val = simple_strtol(buf, &endp, base);
-- 
2.19.0.rc0.228.g281dcd1b4d0-goog