tcg: fix use of uninitialized variable under CONFIG_PROFILER

We forgot to initialize n in commit 15fa08f845 ("tcg: Dynamically
allocate TCGOps", 2017-12-29).

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Emilio G. Cota <cota@braap.org>
Message-Id: <20181010144853.13005-3-cota@braap.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/tcg/tcg.c b/tcg/tcg.c
index f27b22bd3c..8f26916b99 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -3430,7 +3430,7 @@ int tcg_gen_code(TCGContext *s, TranslationBlock *tb)
 
 #ifdef CONFIG_PROFILER
     {
-        int n;
+        int n = 0;
 
         QTAILQ_FOREACH(op, &s->ops, link) {
             n++;