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-rw-r--r--arch/arm/kernel/module-plts.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm/kernel/module-plts.c b/arch/arm/kernel/module-plts.c
index 1fc309b41f94..af7c322ebed6 100644
--- a/arch/arm/kernel/module-plts.c
+++ b/arch/arm/kernel/module-plts.c
@@ -284,3 +284,17 @@ int module_frob_arch_sections(Elf_Ehdr *ehdr, Elf_Shdr *sechdrs,
mod->arch.core.plt->sh_size, mod->arch.init.plt->sh_size);
return 0;
}
+
+bool in_module_plt(unsigned long loc)
+{
+ struct module *mod;
+ bool ret;
+
+ preempt_disable();
+ mod = __module_text_address(loc);
+ ret = mod && (loc - (u32)mod->arch.core.plt_ent < mod->arch.core.plt_count * PLT_ENT_SIZE ||
+ loc - (u32)mod->arch.init.plt_ent < mod->arch.init.plt_count * PLT_ENT_SIZE);
+ preempt_enable();
+
+ return ret;
+}