fix gcc-4.6 set but unused warnings

SVN-Revision: 31192

diff --git a/target/linux/generic/patches-2.6.38/970-mips-gcc-4.6-set-but-unused-fixes.patch b/target/linux/generic/patches-2.6.38/970-mips-gcc-4.6-set-but-unused-fixes.patch
new file mode 100644 (file)
index 0000000..1721a8f
--- /dev/null
+++ b/target/linux/generic/patches-2.6.38/970-mips-gcc-4.6-set-but-unused-fixes.patch
@@ -0,0 +1,24 @@
+--- a/arch/mips/mm/tlbex.c
++++ b/arch/mips/mm/tlbex.c
+@@ -1151,8 +1151,8 @@ static void __cpuinit build_r4000_tlb_re
+       struct uasm_reloc *r = relocs;
+       u32 *f;
+       unsigned int final_len;
+-      struct mips_huge_tlb_info htlb_info;
+-      enum vmalloc64_mode vmalloc_mode;
++      struct mips_huge_tlb_info htlb_info __maybe_unused;
++      enum vmalloc64_mode vmalloc_mode __maybe_unused;
+ 
+       memset(tlb_handler, 0, sizeof(tlb_handler));
+       memset(labels, 0, sizeof(labels));
+--- a/arch/mips/mm/c-r4k.c
++++ b/arch/mips/mm/c-r4k.c
+@@ -1075,7 +1075,7 @@ static int __cpuinit probe_scache(void)
+       unsigned long flags, addr, begin, end, pow2;
+       unsigned int config = read_c0_config();
+       struct cpuinfo_mips *c = &current_cpu_data;
+-      int tmp;
++      int tmp __maybe_unused;
+ 
+       if (config & CONF_SC)
+               return 0;