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module: fix build warning with !CONFIG_KALLSYMS

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This patch fixed the warning:

  CC      kernel/module.o
  /home/wangcong/Projects/linux-2.6/kernel/module.c:332: warning:
‘lookup_symbol’ defined but not used

Signed-off-by: WANG Cong <wangcong@zeuux.org>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
WANG Cong 2008-07-24 15:41:48 +01:00 committed by Rusty Russell
parent 837b41b5de
commit 15bba37d62
1 changed files with 13 additions and 12 deletions
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25
kernel/module.c
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@ -325,18 +325,6 @@ static unsigned long find_symbol(const char *name,
return -ENOENT; return -ENOENT;
} }
/* lookup symbol in given range of kernel_symbols */
static const struct kernel_symbol *lookup_symbol(const char *name,
const struct kernel_symbol *start,
const struct kernel_symbol *stop)
{
const struct kernel_symbol *ks = start;
for (; ks < stop; ks++)
if (strcmp(ks->name, name) == 0)
return ks;
return NULL;
}
/* Search for module by name: must hold module_mutex. */ /* Search for module by name: must hold module_mutex. */
static struct module *find_module(const char *name) static struct module *find_module(const char *name)
{ {
@ -1703,6 +1691,19 @@ static void setup_modinfo(struct module *mod, Elf_Shdr *sechdrs,
} }
#ifdef CONFIG_KALLSYMS #ifdef CONFIG_KALLSYMS
/* lookup symbol in given range of kernel_symbols */
static const struct kernel_symbol *lookup_symbol(const char *name,
const struct kernel_symbol *start,
const struct kernel_symbol *stop)
{
const struct kernel_symbol *ks = start;
for (; ks < stop; ks++)
if (strcmp(ks->name, name) == 0)
return ks;
return NULL;
}
static int is_exported(const char *name, const struct module *mod) static int is_exported(const char *name, const struct module *mod)
{ {
if (!mod && lookup_symbol(name, __start___ksymtab, __stop___ksymtab)) if (!mod && lookup_symbol(name, __start___ksymtab, __stop___ksymtab))