[RESEND,2/2] drivers: macintosh: rack-meter: fix bogus memsets
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Message ID 1460318028-28056-2-git-send-email-aaro.koskinen@iki.fi
State Accepted
Headers show

Commit Message

Aaro Koskinen April 10, 2016, 7:53 p.m. UTC
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>
---
 drivers/macintosh/rack-meter.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch
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diff --git a/drivers/macintosh/rack-meter.c b/drivers/macintosh/rack-meter.c
index ba7e330..465c522 100644
--- a/drivers/macintosh/rack-meter.c
+++ b/drivers/macintosh/rack-meter.c
@@ -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;