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Subject[PATCH v5 09/10] kallsyms: Delete an unused parameter related to kallsyms_on_each_symbol()
Date
The parameter 'struct module *' in the hook function associated with
kallsyms_on_each_symbol() is no longer used. Delete it.

Suggested-by: Petr Mladek <pmladek@suse.com>
Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
---
include/linux/kallsyms.h | 3 +--
kernel/kallsyms.c | 5 ++---
kernel/trace/ftrace.c | 3 +--
3 files changed, 4 insertions(+), 7 deletions(-)

diff --git a/include/linux/kallsyms.h b/include/linux/kallsyms.h
index 2138219ae0296e9..015c7685765978e 100644
--- a/include/linux/kallsyms.h
+++ b/include/linux/kallsyms.h
@@ -66,8 +66,7 @@ static inline void *dereference_symbol_descriptor(void *ptr)
}

#ifdef CONFIG_KALLSYMS
-int kallsyms_on_each_symbol(int (*fn)(void *, const char *, struct module *,
- unsigned long),
+int kallsyms_on_each_symbol(int (*fn)(void *, const char *, unsigned long),
void *data);
int kallsyms_on_each_match_symbol(int (*fn)(void *, unsigned long),
const char *name, void *data);
diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c
index 398865f01360589..69e040204ed4ebd 100644
--- a/kernel/kallsyms.c
+++ b/kernel/kallsyms.c
@@ -344,8 +344,7 @@ unsigned long kallsyms_lookup_name(const char *name)
* Iterate over all symbols in vmlinux. For symbols from modules use
* module_kallsyms_on_each_symbol instead.
*/
-int kallsyms_on_each_symbol(int (*fn)(void *, const char *, struct module *,
- unsigned long),
+int kallsyms_on_each_symbol(int (*fn)(void *, const char *, unsigned long),
void *data)
{
char namebuf[KSYM_NAME_LEN];
@@ -355,7 +354,7 @@ int kallsyms_on_each_symbol(int (*fn)(void *, const char *, struct module *,

for (i = 0, off = 0; i < kallsyms_num_syms; i++) {
off = kallsyms_expand_symbol(off, namebuf, ARRAY_SIZE(namebuf));
- ret = fn(data, namebuf, NULL, kallsyms_sym_address(i));
+ ret = fn(data, namebuf, kallsyms_sym_address(i));
if (ret != 0)
return ret;
cond_resched();
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 439e2ab6905ee1e..f135a0a334a3fcb 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -8250,8 +8250,7 @@ struct kallsyms_data {
size_t found;
};

-static int kallsyms_callback(void *data, const char *name,
- struct module *mod, unsigned long addr)
+static int kallsyms_callback(void *data, const char *name, unsigned long addr)
{
struct kallsyms_data *args = data;
const char **sym;
--
2.25.1
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