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-rw-r--r--arch/riscv/kernel/module.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/arch/riscv/kernel/module.c b/arch/riscv/kernel/module.c
index c9d59a5448b6..5e5a82644451 100644
--- a/arch/riscv/kernel/module.c
+++ b/arch/riscv/kernel/module.c
@@ -783,6 +783,7 @@ int apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab,
Elf_Sym *sym;
void *location;
unsigned int i, type;
+ unsigned int j_idx = 0;
Elf_Addr v;
int res;
unsigned int num_relocations = sechdrs[relsec].sh_size / sizeof(*rel);
@@ -833,9 +834,10 @@ int apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab,
v = sym->st_value + rel[i].r_addend;
if (type == R_RISCV_PCREL_LO12_I || type == R_RISCV_PCREL_LO12_S) {
- unsigned int j;
+ unsigned int j = j_idx;
+ bool found = false;
- for (j = 0; j < sechdrs[relsec].sh_size / sizeof(*rel); j++) {
+ do {
unsigned long hi20_loc =
sechdrs[sechdrs[relsec].sh_info].sh_addr
+ rel[j].r_offset;
@@ -864,16 +866,26 @@ int apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab,
hi20 = (offset + 0x800) & 0xfffff000;
lo12 = offset - hi20;
v = lo12;
+ found = true;
break;
}
- }
- if (j == sechdrs[relsec].sh_size / sizeof(*rel)) {
+
+ j++;
+ if (j > sechdrs[relsec].sh_size / sizeof(*rel))
+ j = 0;
+
+ } while (j_idx != j);
+
+ if (!found) {
pr_err(
"%s: Can not find HI20 relocation information\n",
me->name);
return -EINVAL;
}
+
+ /* Record the previous j-loop end index */
+ j_idx = j;
}
if (reloc_handlers[type].accumulate_handler)