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[5.7,181/477] remoteproc/mediatek: fix invalid use of sizeof in scp_ipi_init()

Message ID 20200623195416.141650809@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg Kroah-Hartman June 23, 2020, 7:52 p.m. UTC 
From: Wei Yongjun <weiyongjun1@huawei.com>

[ Upstream commit 8096f80a5c09b716be207eb042c4e40d6cdefbd2 ]

sizeof() when applied to a pointer typed expression gives the
size of the pointer, not that of the pointed data.

Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Fixes: 63c13d61eafe ("remoteproc/mediatek: add SCP support for mt8183")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Link: https://lore.kernel.org/r/20200509084237.36293-1-weiyongjun1@huawei.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/remoteproc/mtk_scp.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/remoteproc/mtk_scp.c b/drivers/remoteproc/mtk_scp.c
index 2bead57c9cf9b..ac13e7b046a60 100644
--- a/drivers/remoteproc/mtk_scp.c
+++ b/drivers/remoteproc/mtk_scp.c
@@ -132,8 +132,8 @@  static int scp_ipi_init(struct mtk_scp *scp)
 		(struct mtk_share_obj __iomem *)(scp->sram_base + recv_offset);
 	scp->send_buf =
 		(struct mtk_share_obj __iomem *)(scp->sram_base + send_offset);
-	memset_io(scp->recv_buf, 0, sizeof(scp->recv_buf));
-	memset_io(scp->send_buf, 0, sizeof(scp->send_buf));
+	memset_io(scp->recv_buf, 0, sizeof(*scp->recv_buf));
+	memset_io(scp->send_buf, 0, sizeof(*scp->send_buf));
 
 	return 0;
 }