diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 9314749344..f71ebc6404 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2013-04-19  Pedro Alves  <palves@redhat.com>
+
+	* ppc-linux-tdep.c (ppc_skip_trampoline_code): Change local
+	'insnbuf' buffer type to unsigned int[].
+
 2013-04-19  Pedro Alves  <palves@redhat.com>
 
 	* mips-tdep.c (mips_read_pc): Change local 'pc' type to LONGEST.
diff --git a/gdb/ppc-linux-tdep.c b/gdb/ppc-linux-tdep.c
index 6895562a78..25b6c0b910 100644
--- a/gdb/ppc-linux-tdep.c
+++ b/gdb/ppc-linux-tdep.c
@@ -355,7 +355,7 @@ powerpc_linux_in_dynsym_resolve_code (CORE_ADDR pc)
 static CORE_ADDR
 ppc_skip_trampoline_code (struct frame_info *frame, CORE_ADDR pc)
 {
-  int insnbuf[POWERPC32_PLT_STUB_LEN];
+  unsigned int insnbuf[POWERPC32_PLT_STUB_LEN];
   struct gdbarch *gdbarch = get_frame_arch (frame);
   struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);