[PATCH 1/2] bsearch: avoid unneeded decrement arithmetic

From: Andrà Goddard Rosa
Date: Tue Nov 10 2009 - 09:28:44 EST


Signed-off-by: Andrà Goddard Rosa <andre.goddard@xxxxxxxxx>
---
lib/bsearch.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/bsearch.c b/lib/bsearch.c
index 2e70664..f71ac89 100644
--- a/lib/bsearch.c
+++ b/lib/bsearch.c
@@ -33,9 +33,9 @@
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;
+ int start = 0, end = num, mid, result;

- while (start <= end) {
+ while (start < end) {
mid = (start + end) / 2;
result = cmp(key, base + mid * size);
if (result < 0)
--
1.6.5.2.153.g6e31f.dirty

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