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authorDavid S. Miller <davem@davemloft.net>2016-04-09 17:41:41 -0400
committerDavid S. Miller <davem@davemloft.net>2016-04-09 17:41:41 -0400
commitae95d7126104591348d37aaf78c8325967e02386 (patch)
tree3270712f030549d77d4c55246d056e02b9def29d /arch/mips/kernel/module.c
parent03c5b534185f9844c1b5fcfdbae2adc32821ec42 (diff)
parent183c948a3cb3efbf45eabed41fa7ee04c19378fc (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'arch/mips/kernel/module.c')
-rw-r--r--arch/mips/kernel/module.c19
1 files changed, 16 insertions, 3 deletions
diff --git a/arch/mips/kernel/module.c b/arch/mips/kernel/module.c
index 1833f5171ccd..f9b2936d598d 100644
--- a/arch/mips/kernel/module.c
+++ b/arch/mips/kernel/module.c
@@ -197,9 +197,10 @@ int apply_relocate(Elf_Shdr *sechdrs, const char *strtab,
struct module *me)
{
Elf_Mips_Rel *rel = (void *) sechdrs[relsec].sh_addr;
+ int (*handler)(struct module *me, u32 *location, Elf_Addr v);
Elf_Sym *sym;
u32 *location;
- unsigned int i;
+ unsigned int i, type;
Elf_Addr v;
int res;
@@ -223,9 +224,21 @@ int apply_relocate(Elf_Shdr *sechdrs, const char *strtab,
return -ENOENT;
}
- v = sym->st_value;
+ type = ELF_MIPS_R_TYPE(rel[i]);
+
+ if (type < ARRAY_SIZE(reloc_handlers_rel))
+ handler = reloc_handlers_rel[type];
+ else
+ handler = NULL;
- res = reloc_handlers_rel[ELF_MIPS_R_TYPE(rel[i])](me, location, v);
+ if (!handler) {
+ pr_err("%s: Unknown relocation type %u\n",
+ me->name, type);
+ return -EINVAL;
+ }
+
+ v = sym->st_value;
+ res = handler(me, location, v);
if (res)
return res;
}