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fix "modules: make module_address_lookup() safe"

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Get the constness right, avoid nasty cast.

Cc: Ingo Molnar <mingo@elte.hu>
Cc: Kyle McMartin <kyle@mcmartin.ca>
Cc: 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:
Andrew Morton 2008-02-08 04:18:43 -08:00 • committed by Linus Torvalds
commit 92dfc9dc7b
2 changed files with 4 additions and 4 deletions
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4
kernel/module.c
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@ -2253,7 +2253,7 @@ static const char *get_ksymbol(struct module *mod,
/* For kallsyms to ask for address resolution. NULL means not found. Careful
* not to lock to avoid deadlock on oopses, simply disable preemption. */
char *module_address_lookup(unsigned long addr,
const char *module_address_lookup(unsigned long addr,
unsigned long *size,
unsigned long *offset,
char **modname,
@ -2278,7 +2278,7 @@ char *module_address_lookup(unsigned long addr,
ret = namebuf;
}
preempt_enable();
return (char *)ret;
return ret;
}
int lookup_module_symbol_name(unsigned long addr, char *symname)