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-rw-r--r--arch/riscv/kernel/module.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/riscv/kernel/module.c b/arch/riscv/kernel/module.c
index 5dddba3..1d5e9b9 100644
--- a/arch/riscv/kernel/module.c
+++ b/arch/riscv/kernel/module.c
@@ -17,6 +17,17 @@
#include <linux/errno.h>
#include <linux/moduleloader.h>
+static int apply_r_riscv_32_rela(struct module *me, u32 *location, Elf_Addr v)
+{
+ if (v != (u32)v) {
+ pr_err("%s: value %016llx out of range for 32-bit field\n",
+ me->name, v);
+ return -EINVAL;
+ }
+ *location = v;
+ return 0;
+}
+
static int apply_r_riscv_64_rela(struct module *me, u32 *location, Elf_Addr v)
{
*(u64 *)location = v;
@@ -265,6 +276,7 @@ static int apply_r_riscv_sub32_rela(struct module *me, u32 *location,
static int (*reloc_handlers_rela[]) (struct module *me, u32 *location,
Elf_Addr v) = {
+ [R_RISCV_32] = apply_r_riscv_32_rela,
[R_RISCV_64] = apply_r_riscv_64_rela,
[R_RISCV_BRANCH] = apply_r_riscv_branch_rela,
[R_RISCV_JAL] = apply_r_riscv_jal_rela,
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