[PATCH] drivers/media/IR/ir-keytable.c: fix binary search

[David HÃrdeman]

The input-large-scancode patches changed the binary search in
drivers/media/IR/ir-keytable.c to use unsigned integers, but
signed integers are actually necessary for the algorithm to work.

Signed-off-by: David HÃrdeman <david@xxxxxxxxxxx>
Cc: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
---
 drivers/media/IR/ir-keytable.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/media/IR/ir-keytable.c b/drivers/media/IR/ir-keytable.c
index 9186b45..647d52b 100644
--- a/drivers/media/IR/ir-keytable.c
+++ b/drivers/media/IR/ir-keytable.c
@@ -325,9 +325,9 @@ static int ir_setkeytable(struct ir_input_dev *ir_dev,
 static unsigned int ir_lookup_by_scancode(const struct ir_scancode_table *rc_tab,
 					  unsigned int scancode)
 {
-	unsigned int start = 0;
-	unsigned int end = rc_tab->len - 1;
-	unsigned int mid;
+	int start = 0;
+	int end = rc_tab->len - 1;
+	int mid;
 
 	while (start <= end) {
 		mid = (start + end) / 2;

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