linux-kernel - [PATCH 08/10] lib: bsearch - remove redundant special case for arrays of size 0

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Date:	Sat,  7 Nov 2009 21:03:59 +0000
From:	Alan Jenkins <alan-jenkins@...fmail.co.uk>
To:	rusty@...tcorp.com.au
Cc:	linux-kernel@...r.kernel.org, linux-kbuild@...r.kernel.org,
	Alan Jenkins <alan-jenkins@...fmail.co.uk>
Subject: [PATCH 08/10] lib: bsearch - remove redundant special case for arrays of size 0

> On Thu, 24 Sep 2009, Rusty Russell wrote:
>
>> The if (num == 0) line is superfluous.

On 9/27/09, Tim Abbott <tabbott@...lice.com> wrote:
>
> You are quite right.

Signed-off-by: Alan Jenkins <alan-jenkins@...fmail.co.uk>
---
 lib/bsearch.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/lib/bsearch.c b/lib/bsearch.c
index 4297c98..2e70664 100644
--- a/lib/bsearch.c
+++ b/lib/bsearch.c
@@ -34,8 +34,6 @@ void *bsearch(const void *key, const void *base, size_t num, size_t size,
 	      int (*cmp)(const void *key, const void *elt))
 {
 	int start = 0, end = num - 1, mid, result;
-	if (num == 0)
-		return NULL;
 
 	while (start <= end) {
 		mid = (start + end) / 2;
-- 
1.6.3.3

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