[POWERPC] Add support for R_PPC_ADDR16_HI relocations

apply_relocate_add() does not support R_PPC_ADDR16_HI relocations, which
prevents some non gcc-built modules to be loaded.

Signed-off-by: Simon Vallet <svallet@gmail.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 6 insertions, 1 deletions

diff --git a/arch/powerpc/kernel/module_32.c b/arch/powerpc/kernel/module_32.c
index 8339fd609de0..07a89a398639 100644
--- a/arch/powerpc/kernel/module_32.c
+++ b/arch/powerpc/kernel/module_32.c
@@ -224,7 +224,12 @@ int apply_relocate_add(Elf32_Shdr *sechdrs,
                         /* Low half of the symbol */
                         *(uint16_t *)location = value;
                         break;
-                
+
+                case R_PPC_ADDR16_HI:
+                        /* Higher half of the symbol */
+                        *(uint16_t *)location = (value >> 16);
+                        break;
+
                 case R_PPC_ADDR16_HA:
                         /* Sign-adjusted lower 16 bits: PPC ELF ABI says:
                            (((x >> 16) + ((x & 0x8000) ? 1 : 0))) & 0xFFFF.