Turn off duplicate log

Bug: 27744135
Change-Id: Iaf5787d36c983f19586e1d1a40f35091fb168cfe
diff --git a/libcutils/qtaguid.c b/libcutils/qtaguid.c
index 00e211c..2fbe02e 100644
--- a/libcutils/qtaguid.c
+++ b/libcutils/qtaguid.c
@@ -75,7 +75,8 @@
         savedErrno = 0;
     }
     if (res < 0) {
-        ALOGI("Failed write_ctrl(%s) res=%d errno=%d", cmd, res, savedErrno);
+        // ALOGV is enough because all the callers also log failures
+        ALOGV("Failed write_ctrl(%s) res=%d errno=%d", cmd, res, savedErrno);
     }
     close(fd);
     return -savedErrno;