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Message-ID: <20180308173949.GA19305@embeddedgus>
Date: Thu, 8 Mar 2018 11:39:49 -0600
From: "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To: Emil Velikov <emil.l.velikov@...il.com>,
Florian Tobias Schandinat <FlorianSchandinat@....de>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Cc: linux-fbdev@...r.kernel.org, dri-devel@...ts.freedesktop.org,
linux-kernel@...r.kernel.org, kernel-hardening@...ts.openwall.com,
Kees Cook <keescook@...omium.org>,
"Gustavo A. R. Silva" <garsilva@...eddedor.com>
Subject: [PATCH] video: fbdev: via: remove VLA usage
In preparation to enabling -Wvla, remove VLA usage.
Also, fixed as part of the directive to remove all VLAs from
the kernel: https://lkml.org/lkml/2018/3/7/621
Signed-off-by: Gustavo A. R. Silva <gustavo@...eddedor.com>
---
drivers/video/fbdev/via/via_aux_sii164.c | 2 +-
drivers/video/fbdev/via/via_aux_vt1631.c | 2 +-
drivers/video/fbdev/via/via_aux_vt1632.c | 2 +-
drivers/video/fbdev/via/via_aux_vt1636.c | 2 +-
4 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/video/fbdev/via/via_aux_sii164.c b/drivers/video/fbdev/via/via_aux_sii164.c
index ca1b35f..c27f62c 100644
--- a/drivers/video/fbdev/via/via_aux_sii164.c
+++ b/drivers/video/fbdev/via/via_aux_sii164.c
@@ -36,7 +36,7 @@ static void probe(struct via_aux_bus *bus, u8 addr)
.name = name};
/* check vendor id and device id */
const u8 id[] = {0x01, 0x00, 0x06, 0x00}, len = ARRAY_SIZE(id);
- u8 tmp[len];
+ u8 tmp[ARRAY_SIZE(id)];
if (!via_aux_read(&drv, 0x00, tmp, len) || memcmp(id, tmp, len))
return;
diff --git a/drivers/video/fbdev/via/via_aux_vt1631.c b/drivers/video/fbdev/via/via_aux_vt1631.c
index 06e742f..32978a0 100644
--- a/drivers/video/fbdev/via/via_aux_vt1631.c
+++ b/drivers/video/fbdev/via/via_aux_vt1631.c
@@ -36,7 +36,7 @@ void via_aux_vt1631_probe(struct via_aux_bus *bus)
.name = name};
/* check vendor id and device id */
const u8 id[] = {0x06, 0x11, 0x91, 0x31}, len = ARRAY_SIZE(id);
- u8 tmp[len];
+ u8 tmp[ARRAY_SIZE(id)];
if (!via_aux_read(&drv, 0x00, tmp, len) || memcmp(id, tmp, len))
return;
diff --git a/drivers/video/fbdev/via/via_aux_vt1632.c b/drivers/video/fbdev/via/via_aux_vt1632.c
index d24f4cd..cec8cc4 100644
--- a/drivers/video/fbdev/via/via_aux_vt1632.c
+++ b/drivers/video/fbdev/via/via_aux_vt1632.c
@@ -36,7 +36,7 @@ static void probe(struct via_aux_bus *bus, u8 addr)
.name = name};
/* check vendor id and device id */
const u8 id[] = {0x06, 0x11, 0x92, 0x31}, len = ARRAY_SIZE(id);
- u8 tmp[len];
+ u8 tmp[ARRAY_SIZE(id)];
if (!via_aux_read(&drv, 0x00, tmp, len) || memcmp(id, tmp, len))
return;
diff --git a/drivers/video/fbdev/via/via_aux_vt1636.c b/drivers/video/fbdev/via/via_aux_vt1636.c
index 9e015c1..2b10bc2 100644
--- a/drivers/video/fbdev/via/via_aux_vt1636.c
+++ b/drivers/video/fbdev/via/via_aux_vt1636.c
@@ -36,7 +36,7 @@ void via_aux_vt1636_probe(struct via_aux_bus *bus)
.name = name};
/* check vendor id and device id */
const u8 id[] = {0x06, 0x11, 0x45, 0x33}, len = ARRAY_SIZE(id);
- u8 tmp[len];
+ u8 tmp[ARRAY_SIZE(id)];
if (!via_aux_read(&drv, 0x00, tmp, len) || memcmp(id, tmp, len))
return;
--
2.7.4
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