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

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 Härdeman <david@hardeman.nu>
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
David Härdeman 2010-10-30 22:17:44 +02:00 committed by Linus Torvalds
parent 1792f17b72
commit 0d07025eff
1 changed files with 3 additions and 3 deletions
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6
drivers/media/IR/ir-keytable.c
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@ -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;