From bafeafeab94b8d3019aac15c2df2ce47b08a6363 Mon Sep 17 00:00:00 2001
From: Rusty Russell <rusty@rustcorp.com.au>
Date: Fri, 13 Jan 2012 09:32:16 +1030
Subject: module_param: check type correctness for module_param_array

module_param_array(), unlike its non-array cousins, didn't check the type
of the variable.  Fixing this found two bugs.

Cc: Luca Risolia <luca.risolia@studio.unibo.it>
Cc: Mauro Carvalho Chehab <mchehab@infradead.org>
Cc: Eric Piel <eric.piel@tremplin-utc.net>
Cc: linux-media@vger.kernel.org
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---
 include/linux/moduleparam.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'include/linux/moduleparam.h')

diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h
index 7939f636c8ba..794d4b0f1215 100644
--- a/include/linux/moduleparam.h
+++ b/include/linux/moduleparam.h
@@ -395,6 +395,7 @@ extern int param_get_invbool(char *buffer, const struct kernel_param *kp);
  * module_param_named() for why this might be necessary.
  */
 #define module_param_array_named(name, array, type, nump, perm)		\
+	param_check_##type(name, &(array)[0]);				\
 	static const struct kparam_array __param_arr_##name		\
 	= { .max = ARRAY_SIZE(array), .num = nump,                      \
 	    .ops = &param_ops_##type,					\
-- 
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