linux-kernel - [PATCH -next] um: virt-pci: Fix application of sizeof to pointer

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Message-Id: <1635345335-33899-1-git-send-email-cuibixuan@linux.alibaba.com>
Date:   Wed, 27 Oct 2021 22:35:35 +0800
From:   Bixuan Cui <cuibixuan@...ux.alibaba.com>
To:     linux-um@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     cuibixuan@...ux.alibaba.com, jdike@...toit.com, richard@....at,
        anton.ivanov@...bridgegreys.com, johannes.berg@...el.com
Subject: [PATCH -next] um: virt-pci: Fix application of sizeof to pointer

Fix noderef.cocci warning:
./arch/um/drivers/virt-pci.c:192:20-26: ERROR: application of sizeof
to pointer

Fixes: 4a22c4cebd61 ("um: virt-pci: don't do DMA from stack")
Signed-off-by: Bixuan Cui <cuibixuan@...ux.alibaba.com>
---
 arch/um/drivers/virt-pci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/um/drivers/virt-pci.c b/arch/um/drivers/virt-pci.c
index c080666..156af2f 100644
--- a/arch/um/drivers/virt-pci.c
+++ b/arch/um/drivers/virt-pci.c
@@ -189,7 +189,7 @@ static unsigned long um_pci_cfgspace_read(void *priv, unsigned int offset,
 	buf = get_cpu_var(um_pci_msg_bufs);
 	data = buf->data;
 
-	memset(data, 0xff, sizeof(data));
+	memset(data, 0xff, sizeof(*data));
 
 	switch (size) {
 	case 1:
-- 
1.8.3.1