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Message-Id: <1413455749-29357-1-git-send-email-ionut.m.alexa@gmail.com>
Date: Thu, 16 Oct 2014 13:35:49 +0300
From: Ionut Alexa <ionut.m.alexa@...il.com>
To: rusty@...tcorp.com.au
Cc: linux-kernel@...r.kernel.org, Ionut Alexa <ionut.m.alexa@...il.com>
Subject: [PATCH] kernel:module Fix coding style errors and warnings.
Fixed codin style errors and warnings. Changes printk with
print_debug/warn. Changed seq_printf to seq_puts.
Signed-off-by: Ionut Alexa <ionut.m.alexa@...il.com>
---
kernel/module.c | 54 ++++++++++++++++++++++++++----------------------------
1 file changed, 26 insertions(+), 28 deletions(-)
diff --git a/kernel/module.c b/kernel/module.c
index 65586ff..9fb16f7 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -110,7 +110,7 @@ struct list_head *kdb_modules = &modules; /* kdb needs the list of modules */
#ifdef CONFIG_MODULE_SIG_FORCE
static bool sig_enforce = true;
#else
-static bool sig_enforce = false;
+static bool sig_enforce; /* by default set to false */
static int param_set_bool_enable_only(const char *val,
const struct kernel_param *kp)
@@ -156,15 +156,15 @@ static BLOCKING_NOTIFIER_HEAD(module_notify_list);
/* Bounds of module allocation, for speeding __module_address.
* Protected by module_mutex. */
-static unsigned long module_addr_min = -1UL, module_addr_max = 0;
+static unsigned long module_addr_min = -1UL, module_addr_max; /* addr_max=0 */
-int register_module_notifier(struct notifier_block * nb)
+int register_module_notifier(struct notifier_block *nb)
{
return blocking_notifier_chain_register(&module_notify_list, nb);
}
EXPORT_SYMBOL(register_module_notifier);
-int unregister_module_notifier(struct notifier_block * nb)
+int unregister_module_notifier(struct notifier_block *nb)
{
return blocking_notifier_chain_unregister(&module_notify_list, nb);
}
@@ -740,8 +740,7 @@ static inline int try_force_unload(unsigned int flags)
}
#endif /* CONFIG_MODULE_FORCE_UNLOAD */
-struct stopref
-{
+struct stopref {
struct module *mod;
int flags;
int *forced;
@@ -878,7 +877,7 @@ static inline void print_unload_info(struct seq_file *m, struct module *mod)
seq_printf(m, " %lu ", module_refcount(mod));
/* Always include a trailing , so userspace can differentiate
- between this and the old multi-field proc format. */
+ * between this and the old multi-field proc format. */
list_for_each_entry(use, &mod->source_list, source_list) {
printed_something = 1;
seq_printf(m, "%s,", use->source->name);
@@ -886,11 +885,11 @@ static inline void print_unload_info(struct seq_file *m, struct module *mod)
if (mod->init != NULL && mod->exit == NULL) {
printed_something = 1;
- seq_printf(m, "[permanent],");
+ seq_puts(m, "[permanent],");
}
if (!printed_something)
- seq_printf(m, "-");
+ seq_puts(m, "-");
}
void __symbol_put(const char *symbol)
@@ -978,7 +977,7 @@ EXPORT_SYMBOL(module_put);
static inline void print_unload_info(struct seq_file *m, struct module *mod)
{
/* We don't know the usage count, or what modules are using. */
- seq_printf(m, " - -");
+ seq_puts(m, " - -");
}
static inline void module_unload_free(struct module *mod)
@@ -1131,7 +1130,7 @@ static unsigned long maybe_relocated(unsigned long crc,
static int check_version(Elf_Shdr *sechdrs,
unsigned int versindex,
const char *symname,
- struct module *mod,
+ struct module *mod,
const unsigned long *crc,
const struct module *crc_owner)
{
@@ -1165,7 +1164,7 @@ static int check_version(Elf_Shdr *sechdrs,
return 0;
bad_version:
- printk("%s: disagrees about version of symbol %s\n",
+ pr_warn("%s: disagrees about version of symbol %s\n",
mod->name, symname);
return 0;
}
@@ -1200,7 +1199,7 @@ static inline int same_magic(const char *amagic, const char *bmagic,
static inline int check_version(Elf_Shdr *sechdrs,
unsigned int versindex,
const char *symname,
- struct module *mod,
+ struct module *mod,
const unsigned long *crc,
const struct module *crc_owner)
{
@@ -1288,15 +1287,13 @@ static inline bool sect_empty(const Elf_Shdr *sect)
return !(sect->sh_flags & SHF_ALLOC) || sect->sh_size == 0;
}
-struct module_sect_attr
-{
+struct module_sect_attr {
struct module_attribute mattr;
char *name;
unsigned long address;
};
-struct module_sect_attrs
-{
+struct module_sect_attrs {
struct attribute_group grp;
unsigned int nsections;
struct module_sect_attr attrs[0];
@@ -1550,7 +1547,8 @@ static int module_add_modinfo_attrs(struct module *mod)
(attr->test && attr->test(mod))) {
memcpy(temp_attr, attr, sizeof(*temp_attr));
sysfs_attr_init(&temp_attr->attr);
- error = sysfs_create_file(&mod->mkobj.kobj,&temp_attr->attr);
+ error = sysfs_create_file(&mod->mkobj.kobj,
+ &temp_attr->attr);
++temp_attr;
}
}
@@ -1566,7 +1564,7 @@ static void module_remove_modinfo_attrs(struct module *mod)
/* pick a field to test for end of list */
if (!attr->attr.name)
break;
- sysfs_remove_file(&mod->mkobj.kobj,&attr->attr);
+ sysfs_remove_file(&mod->mkobj.kobj, &attr->attr);
if (attr->free)
attr->free(mod);
}
@@ -1953,7 +1951,7 @@ static int simplify_symbols(struct module *mod, const struct load_info *info)
/* We compiled with -fno-common. These are not
supposed to happen. */
pr_debug("Common symbol: %s\n", name);
- printk("%s: please compile with -fno-common\n",
+ pr_debug("%s: please compile with -fno-common\n",
mod->name);
ret = -ENOEXEC;
break;
@@ -2257,7 +2255,7 @@ static char elf_type(const Elf_Sym *sym, const struct load_info *info)
}
static bool is_core_symbol(const Elf_Sym *src, const Elf_Shdr *sechdrs,
- unsigned int shnum)
+ unsigned int shnum)
{
const Elf_Shdr *sec;
@@ -2733,7 +2731,7 @@ static int find_module_sections(struct module *mod, struct load_info *info)
* This shouldn't happen with same compiler and binutils
* building all parts of the module.
*/
- printk(KERN_WARNING "%s: has both .ctors and .init_array.\n",
+ pr_warn("%s: has both .ctors and .init_array.\n",
mod->name);
return -EINVAL;
}
@@ -3022,7 +3020,7 @@ static int do_init_module(struct module *mod)
ret = do_one_initcall(mod->init);
if (ret < 0) {
/* Init routine failed: abort. Try to protect us from
- buggy refcounters. */
+ * buggy refcounters. */
mod->state = MODULE_STATE_GOING;
synchronize_sched();
module_put(mod);
@@ -3174,7 +3172,7 @@ out:
static int unknown_module_param_cb(char *param, char *val, const char *modname)
{
- /* Check for magic 'dyndbg' arg */
+ /* Check for magic 'dyndbg' arg */
int ret = ddebug_dyndbg_module_param_cb(param, val, modname);
if (ret != 0)
pr_warn("%s: unknown parameter '%s' ignored\n", modname, param);
@@ -3657,8 +3655,8 @@ static int m_show(struct seq_file *m, void *p)
/* Informative for users. */
seq_printf(m, " %s",
- mod->state == MODULE_STATE_GOING ? "Unloading":
- mod->state == MODULE_STATE_COMING ? "Loading":
+ mod->state == MODULE_STATE_GOING ? "Unloading" :
+ mod->state == MODULE_STATE_COMING ? "Loading" :
"Live");
/* Used by oprofile and other similar tools. */
seq_printf(m, " 0x%pK", mod->module_core);
@@ -3667,7 +3665,7 @@ static int m_show(struct seq_file *m, void *p)
if (mod->taints)
seq_printf(m, " %s", module_flags(mod, buf));
- seq_printf(m, "\n");
+ seq_puts(m, "\n");
return 0;
}
@@ -3816,7 +3814,7 @@ void print_modules(void)
struct module *mod;
char buf[8];
- printk(KERN_DEFAULT "Modules linked in:");
+ pr_warn("Modules linked in:");
/* Most callers should already have preempt disabled, but make sure */
preempt_disable();
list_for_each_entry_rcu(mod, &modules, list) {
--
1.7.10.4
--
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