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Date:   Thu, 30 Aug 2018 12:47:27 -0700
From:   Eric Biggers <ebiggers@...nel.org>
To:     linux-kernel@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>
Cc:     Eric Biggers <ebiggers@...nel.org>
Subject: [PATCH] lib/parser.c: switch match_number() over to use match_strdup()

From: Eric Biggers <ebiggers@...gle.com>

This simplifies the code.  No change in behavior.

Signed-off-by: Eric Biggers <ebiggers@...gle.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

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