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lib/parser.c: switch match_u64int() over to use match_strdup()
This simplifies the code. No change in behavior. Link: http://lkml.kernel.org/r/20180830194814.192880-1-ebiggers@kernel.org Signed-off-by: Eric Biggers <ebiggers@google.com> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -166,13 +166,10 @@ static int match_u64int(substring_t *s, u64 *result, int base)
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char *buf;
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int ret;
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u64 val;
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size_t len = s->to - s->from;
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buf = kmalloc(len + 1, GFP_KERNEL);
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buf = match_strdup(s);
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if (!buf)
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return -ENOMEM;
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memcpy(buf, s->from, len);
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buf[len] = '\0';
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ret = kstrtoull(buf, base, &val);
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if (!ret)
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