sh: Support for SH-2A 32-bit opcodes.

SH-2A supports both 16 and 32-bit instructions, add a simple helper
for figuring out the instruction size in the places where there are
hardcoded 16-bit assumptions.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/sh/kernel/kgdb_stub.c b/arch/sh/kernel/kgdb_stub.c
index a5323364cbca..ffe3e3ee580d 100644
--- a/arch/sh/kernel/kgdb_stub.c
+++ b/arch/sh/kernel/kgdb_stub.c
@@ -867,7 +867,7 @@ static void kgdb_command_loop(const int excep_code, const int trapa_value)
            trap 0xff, since that indicates a compiled-in breakpoint which
            will not be replaced (and we would retake the trap forever) */
         if ((excep_code == TRAP_VEC) && (trapa_value != (0x3c << 2)))
-                trap_registers.pc -= 2;
+                trap_registers.pc -= instruction_size(trap_registers.pc);
 
         /* Undo any stepping we may have done */
         undo_single_step();