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Groups > linux.kernel > #1370019

[PATCH v2 05/14] USB: ch341: fix USB buffer allocations

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Use the correct types and sizes.

Signed-off-by: Grigori Goronzy <greg@chown.ath.cx>
---
 drivers/usb/serial/ch341.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c
index 25c5d8d..6781911 100644
--- a/drivers/usb/serial/ch341.c
+++ b/drivers/usb/serial/ch341.c
@@ -116,7 +116,7 @@ static int ch341_control_out(struct usb_device *dev, u8 request,
 
 static int ch341_control_in(struct usb_device *dev,
 			    u8 request, u16 value, u16 index,
-			    char *buf, unsigned bufsize)
+			    unsigned char *buf, unsigned bufsize)
 {
 	int r;
 
@@ -169,9 +169,9 @@ static int ch341_set_handshake(struct usb_device *dev, u8 control)
 
 static int ch341_get_status(struct usb_device *dev, struct ch341_private *priv)
 {
-	char *buffer;
+	unsigned char *buffer;
 	int r;
-	const unsigned size = 8;
+	const unsigned size = 2;
 	unsigned long flags;
 
 	buffer = kmalloc(size, GFP_KERNEL);
@@ -199,9 +199,9 @@ out:	kfree(buffer);
 
 static int ch341_configure(struct usb_device *dev, struct ch341_private *priv)
 {
-	char *buffer;
+	unsigned char *buffer;
 	int r;
-	const unsigned size = 8;
+	const unsigned size = 2;
 
 	buffer = kmalloc(size, GFP_KERNEL);
 	if (!buffer)
-- 
1.9.1

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Major improvements to the ch341 driver Grigori Goronzy <greg@chown.ath.cx> - 2016-04-02 19:20 +0200
  [PATCH v2 04/14] USB: ch341: add definitions for modem control Grigori Goronzy <greg@chown.ath.cx> - 2016-04-02 19:30 +0200
  [PATCH v2 13/14] USB: ch341: get rid of default configuration Grigori Goronzy <greg@chown.ath.cx> - 2016-04-02 19:30 +0200
  [PATCH v2 09/14] USB: ch341: add support for RTS/CTS flow control Grigori Goronzy <greg@chown.ath.cx> - 2016-04-02 19:30 +0200
  [PATCH v2 05/14] USB: ch341: fix USB buffer allocations Grigori Goronzy <greg@chown.ath.cx> - 2016-04-02 19:30 +0200
    Re: [PATCH v2 05/14] USB: ch341: fix USB buffer allocations Oliver Neukum <oneukum@suse.com> - 2016-04-04 09:20 +0200
  [PATCH v2 03/14] USB: ch341: add LCR register definitions Grigori Goronzy <greg@chown.ath.cx> - 2016-04-02 19:30 +0200
  [PATCH v2 07/14] USB: ch341: add support for parity, frame length, stop bits Grigori Goronzy <greg@chown.ath.cx> - 2016-04-02 19:30 +0200
    Re: [PATCH v2 07/14] USB: ch341: add support for parity, frame length,  stop bits Karl Palsson <karlp@tweak.net.au> - 2016-04-03 18:00 +0200
    Re: [PATCH v2 07/14] USB: ch341: add support for parity, frame  length, stop bits One Thousand Gnomes <gnomes@lxorguk.ukuu.org.uk> - 2016-04-06 14:10 +0200

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