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-rw-r--r--arch/ia64/kernel/module.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/ia64/kernel/module.c b/arch/ia64/kernel/module.c
index 853b5611a894..326448f9df16 100644
--- a/arch/ia64/kernel/module.c
+++ b/arch/ia64/kernel/module.c
@@ -36,6 +36,7 @@
#include <asm/patch.h>
#include <asm/unaligned.h>
+#include <asm/sections.h>
#define ARCH_MODULE_DEBUG 0
@@ -918,3 +919,14 @@ module_arch_cleanup (struct module *mod)
if (mod->arch.core_unw_table)
unw_remove_unwind_table(mod->arch.core_unw_table);
}
+
+void *dereference_module_function_descriptor(struct module *mod, void *ptr)
+{
+ Elf64_Shdr *opd = mod->arch.opd;
+
+ if (ptr < (void *)opd->sh_addr ||
+ ptr >= (void *)(opd->sh_addr + opd->sh_size))
+ return ptr;
+
+ return dereference_function_descriptor(ptr);
+}