Commit a1a8feed authored by Patrick McHardy's avatar Patrick McHardy Committed by David S. Miller
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[MODULES]: Don't allow statically declared exports 



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

Signed-off-by: default avatarPatrick McHardy <kaber@trash.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 4dc6d9cc

include/linux/module.h

+1 −0
Original line number Diff line number Diff line
@@ -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")))		\