diff mbox

[06/12] isdn/capi: correct capi20_manufacturer argument type mismatch

Message ID c6167666dd9c206765eac6d87f421e0405eb59b1.1413021630.git.tilman@imap.cc
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Tilman Schmidt Oct. 11, 2014, 11:46 a.m. UTC
Function capi20_manufacturer() is declared with unsigned int cmd
argument but called with unsigned long.
Fix by correcting the function prototype since the actual argument
is part of the user visible API.

Spotted with Coverity.

Signed-off-by: Tilman Schmidt <tilman@imap.cc>
---
Note: The issue about printk(KERN_ERR which checkpatch is complaining
about is already present in the original file in this and many other
places. Cleaning it up is outside the scope of this patch.

 drivers/isdn/capi/kcapi.c  | 4 ++--
 include/linux/kernelcapi.h | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)
diff mbox

Patch

diff --git a/drivers/isdn/capi/kcapi.c b/drivers/isdn/capi/kcapi.c
index c123709..823f698 100644
--- a/drivers/isdn/capi/kcapi.c
+++ b/drivers/isdn/capi/kcapi.c
@@ -1184,7 +1184,7 @@  static int old_capi_manufacturer(unsigned int cmd, void __user *data)
  * Return value: CAPI result code
  */
 
-int capi20_manufacturer(unsigned int cmd, void __user *data)
+int capi20_manufacturer(unsigned long cmd, void __user *data)
 {
 	struct capi_ctr *ctr;
 	int retval;
@@ -1259,7 +1259,7 @@  int capi20_manufacturer(unsigned int cmd, void __user *data)
 	}
 
 	default:
-		printk(KERN_ERR "kcapi: manufacturer command %d unknown.\n",
+		printk(KERN_ERR "kcapi: manufacturer command %lu unknown.\n",
 		       cmd);
 		break;
 
diff --git a/include/linux/kernelcapi.h b/include/linux/kernelcapi.h
index 9be37da..e985ba6 100644
--- a/include/linux/kernelcapi.h
+++ b/include/linux/kernelcapi.h
@@ -41,7 +41,7 @@  u16 capi20_get_manufacturer(u32 contr, u8 buf[CAPI_MANUFACTURER_LEN]);
 u16 capi20_get_version(u32 contr, struct capi_version *verp);
 u16 capi20_get_serial(u32 contr, u8 serial[CAPI_SERIAL_LEN]);
 u16 capi20_get_profile(u32 contr, struct capi_profile *profp);
-int capi20_manufacturer(unsigned int cmd, void __user *data);
+int capi20_manufacturer(unsigned long cmd, void __user *data);
 
 #define CAPICTR_UP			0
 #define CAPICTR_DOWN			1