linux-kernel - [PATCH v1 1/3] param: make destroy

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Date:	Wed, 26 Oct 2011 19:22:25 -0700
From:	David Decotigny <david.decotigny@...gle.com>
To:	linux-kernel@...r.kernel.org
Cc:	Rusty Russell <rusty@...tcorp.com.au>,
	Randy Dunlap <rdunlap@...otime.net>,
	Michal Schmidt <mschmidt@...hat.com>,
	Linus Walleij <linus.walleij@...ricsson.com>,
	David Decotigny <david.decotigny@...gle.com>
Subject: [PATCH v1 1/3] param: make destroy_params() private

This moves params_destroy to module.c, the only place where it is
needed and called.

Tested:
  make defconfig all

Signed-off-by: David Decotigny <david.decotigny@...gle.com>
---
 include/linux/moduleparam.h |   10 ----------
 kernel/module.c             |    9 +++++++++
 kernel/params.c             |    8 --------
 3 files changed, 9 insertions(+), 18 deletions(-)

diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h
index fffb10b..77d09f4 100644
--- a/include/linux/moduleparam.h
+++ b/include/linux/moduleparam.h
@@ -289,16 +289,6 @@ extern int parse_args(const char *name,
 		      unsigned num,
 		      int (*unknown)(char *param, char *val));
 
-/* Called by module remove. */
-#ifdef CONFIG_SYSFS
-extern void destroy_params(const struct kernel_param *params, unsigned num);
-#else
-static inline void destroy_params(const struct kernel_param *params,
-				  unsigned num)
-{
-}
-#endif /* !CONFIG_SYSFS */
-
 /* All the helper functions */
 /* The macros to do compile-time type checking stolen from Jakub
    Jelinek, who IIRC came up with this idea for the 2.4 module init code. */
diff --git a/kernel/module.c b/kernel/module.c
index 93342d9..529e965 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -1723,6 +1723,15 @@ void __weak module_arch_cleanup(struct module *mod)
 {
 }
 
+static void destroy_params(const struct kernel_param *params, unsigned num)
+{
+	unsigned int i;
+
+	for (i = 0; i < num; i++)
+		if (params[i].ops->free)
+			params[i].ops->free(params[i].arg);
+}
+
 /* Free a module, remove from lists, etc. */
 static void free_module(struct module *mod)
 {
diff --git a/kernel/params.c b/kernel/params.c
index 8217889..75fd7bf 100644
--- a/kernel/params.c
+++ b/kernel/params.c
@@ -711,14 +711,6 @@ void module_param_sysfs_remove(struct module *mod)
 }
 #endif
 
-void destroy_params(const struct kernel_param *params, unsigned num)
-{
-	unsigned int i;
-
-	for (i = 0; i < num; i++)
-		if (params[i].ops->free)
-			params[i].ops->free(params[i].arg);
-}
 
 static struct module_kobject * __init locate_module_kobject(const char *name)
 {
-- 
1.7.3.1

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