perf intel-pt: Add missing __fallthrough

perf tools uses __fallthrough. Add missing  __fallthrough to a switch
statement.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Link: http://lkml.kernel.org/r/1495786658-18063-10-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
index a977101..cad40fe 100644 (file)
--- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
+++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
@@ -2127,7 +2127,7 @@ const struct intel_pt_state *intel_pt_decode(struct intel_pt_decoder *decoder)
                        decoder->have_last_ip = false;
                        decoder->last_ip = 0;
                        decoder->ip = 0;
-                       /* Fall through */
+                       __fallthrough;
                case INTEL_PT_STATE_ERR_RESYNC:
                        err = intel_pt_sync_ip(decoder);
                        break;