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[MODULES]: Don't allow statically declared exports

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Add an extern declaration for exported symbols to make the compiler warn
on symbols declared statically.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy 2006-03-23 22:07:34 -08:00 committed by David S. Miller
parent 4dc6d9cc38
commit a1a8feed17
1 changed files with 1 additions and 0 deletions
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include/linux/module.h
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@ -183,6 +183,7 @@ void *__symbol_get_gpl(const char *symbol);
/* For every exported symbol, place a struct in the __ksymtab section */
#define __EXPORT_SYMBOL(sym, sec) \
extern typeof(sym) sym; \
__CRC_SYMBOL(sym, sec) \
static const char __kstrtab_##sym[] \
__attribute__((section("__ksymtab_strings"))) \