drivers: macintosh: rack-meter: fix bogus memsets
authorAaro Koskinen <aaro.koskinen@iki.fi>
Sun, 10 Apr 2016 19:53:48 +0000 (22:53 +0300)
committerMichael Ellerman <mpe@ellerman.id.au>
Tue, 12 Apr 2016 11:05:20 +0000 (21:05 +1000)
Fix bogus memsets pointed out by sparse:

linux-v4.3/drivers/macintosh/rack-meter.c:157:15: warning: memset with byte count of 0
linux-v4.3/drivers/macintosh/rack-meter.c:158:15: warning: memset with byte count of 0

Probably "&" is mistyped "*"; use ARRAY_SIZE to make it more safe.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
drivers/macintosh/rack-meter.c

index ba7e330640fba82829bde860b8d5dc5b5acc18ec..465c52219639a0e5324499892addf1a3a6df6739 100644 (file)
@@ -154,8 +154,8 @@ static void rackmeter_do_pause(struct rackmeter *rm, int pause)
                DBDMA_DO_STOP(rm->dma_regs);
                return;
        }
-       memset(rdma->buf1, 0, SAMPLE_COUNT & sizeof(u32));
-       memset(rdma->buf2, 0, SAMPLE_COUNT & sizeof(u32));
+       memset(rdma->buf1, 0, ARRAY_SIZE(rdma->buf1));
+       memset(rdma->buf2, 0, ARRAY_SIZE(rdma->buf2));
 
        rm->dma_buf_v->mark = 0;