Attachment 310 Details for Bug 3248 – busybox-0.60.5-alt-insmod-gplonly.patch

[patch] busybox-0.60.5-alt-insmod-gplonly.patch

busybox-0.60.5-alt-insmod-gplonly.patch (text/plain), 996 bytes, created by Dmitry V. Levin on 2003-11-09 23:27:44 MSK

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Creator: Dmitry V. Levin

Created: 2003-11-09 23:27:44 MSK

Size: 996 bytes

patch

obsolete

>--- busybox-0.60.5/insmod.c.orig	2002-09-16 09:30:10 +0400
>+++ busybox-0.60.5/insmod.c	2003-11-09 23:21:53 +0300
>@@ -1709,6 +1709,7 @@ add_symbols_from(
> 	struct new_module_symbol *s;
> 	size_t i;
> 	int used = 0;
>+	int gpl = obj_gpl_license(f, NULL) == 0;
> 
> 	for (i = 0, s = syms; i < nsyms; ++i, ++s) {
> 
>@@ -1717,6 +1718,19 @@ add_symbols_from(
> 		   We will also create a false dependency on the module.  */
> 		struct obj_symbol *sym;
> 
>+		/* GPL licensed modules can use symbols exported with
>+		 * EXPORT_SYMBOL_GPL, so ignore any GPLONLY_ prefix on the
>+		 * exported names.  Non-GPL modules never see any GPLONLY_
>+		 * symbols so they cannot fudge it by adding the prefix on
>+		 * their references.
>+		 */
>+		if (strncmp((char *)s->name, "GPLONLY_", 8) == 0) {
>+			if (gpl)
>+				((char *)s->name) += 8;
>+			else
>+				continue;
>+		}
>+
> 		sym = obj_find_symbol(f, (char *) s->name);
> 		if (sym && !ELFW(ST_BIND) (sym->info) == STB_LOCAL) {
> 			sym = obj_add_symbol(f, (char *) s->name, -1,

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