log: correct log behavior

Change-Id: Ic1a1c9560e5e79a1b159a1faa8d1bb1819aa7839

diff --git a/common/tdm_log.c b/common/tdm_log.c
index e2d0277..c41e869 100644 (file)
--- a/common/tdm_log.c
+++ b/common/tdm_log.c
@@ -81,8 +81,8 @@ EXTERN void
 tdm_log_enable_dlog(unsigned int enable)
 {
        const char *debug = getenv("TDM_DLOG");
-       if (debug && strstr(debug, "1"))
-               enable = 1;
+       if (debug)
+               enable = (debug[0] == '1') ? 1 : 0;
 
        dlog_enable = enable;
 }