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-rw-r--r--drivers/ps2/ps2_busywait.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/ps2/ps2_busywait.c b/drivers/ps2/ps2_busywait.c
index c5a0183bb7..18e2501a26 100644
--- a/drivers/ps2/ps2_busywait.c
+++ b/drivers/ps2/ps2_busywait.c
@@ -125,11 +125,10 @@ uint8_t ps2_host_recv_response(void) {
// Command may take 25ms/20ms at most([5]p.46, [3]p.21)
// 250 * 100us(wait for start bit in ps2_host_recv)
uint8_t data = 0;
- uint8_t try
- = 250;
+ uint8_t try = 250;
do {
data = ps2_host_recv();
- } while (try --&&ps2_error);
+ } while (try-- && ps2_error);
return data;
}