Simplify module_get_kallsym() by dropping length arg

module_get_kallsym() could in theory truncate module symbol name to fit in
buffer, but nobody does this.  Always use KSYM_NAME_LEN + 1 bytes for name.

Suggested by lg^WRusty.

Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru>
Acked-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alexey Dobriyan
2007-05-08 00:28:38 -07:00
committed by Linus Torvalds
parent 55955aad7c
commit ae84e32470
3 changed files with 6 additions and 6 deletions

View File

@ -19,6 +19,7 @@
#include <linux/module.h>
#include <linux/moduleloader.h>
#include <linux/init.h>
#include <linux/kallsyms.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
@ -2124,7 +2125,7 @@ const char *module_address_lookup(unsigned long addr,
}
struct module *module_get_kallsym(unsigned int symnum, unsigned long *value,
char *type, char *name, size_t namelen)
char *type, char *name)
{
struct module *mod;
@ -2134,7 +2135,7 @@ struct module *module_get_kallsym(unsigned int symnum, unsigned long *value,
*value = mod->symtab[symnum].st_value;
*type = mod->symtab[symnum].st_info;
strlcpy(name, mod->strtab + mod->symtab[symnum].st_name,
namelen);
KSYM_NAME_LEN + 1);
mutex_unlock(&module_mutex);
return mod;
}