dtsi: rk312x-sdk: update rk818 battery node

[firefly-linux-kernel-4.4.55.git] / fs / binfmt_elf.c

diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index 3c4d8797ea9aa3218313cb1e89065cce649fc91d..53f620a4350e3d02272c721a6bf3647e5f4757c7 100644 (file)
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -756,6 +756,7 @@ static int load_elf_binary(struct linux_binprm *bprm)
            i < loc->elf_ex.e_phnum; i++, elf_ppnt++) {
                int elf_prot = 0, elf_flags;
                unsigned long k, vaddr;
+               unsigned long total_size = 0;
 
                if (elf_ppnt->p_type != PT_LOAD)
                        continue;
@@ -820,10 +821,16 @@ static int load_elf_binary(struct linux_binprm *bprm)
 #else
                        load_bias = ELF_PAGESTART(ELF_ET_DYN_BASE - vaddr);
 #endif
+                       total_size = total_mapping_size(elf_phdata,
+                                                       loc->elf_ex.e_phnum);
+                       if (!total_size) {
+                               error = -EINVAL;
+                               goto out_free_dentry;
+                       }
                }
 
                error = elf_map(bprm->file, load_bias + vaddr, elf_ppnt,
-                               elf_prot, elf_flags, 0);
+                               elf_prot, elf_flags, total_size);
                if (BAD_ADDR(error)) {
                        send_sig(SIGKILL, current, 0);
                        retval = IS_ERR((void *)error) ?