vold: Fix bug where logwrapper would pass data to LOG() in the format field,
which caused vsprintf to process format characters in the string.

Signed-off-by: San Mehat <san@google.com>
diff --git a/vold/logwrapper.c b/vold/logwrapper.c
index 46f6ed3..8da4892 100644
--- a/vold/logwrapper.c
+++ b/vold/logwrapper.c
@@ -42,7 +42,8 @@
                 buffer[b] = '\0';
             } else if (buffer[b] == '\n') {
                 buffer[b] = '\0';
-                LOG(LOG_INFO, tag, &buffer[a]);
+
+                LOG(LOG_INFO, tag, "%s", &buffer[a]);
                 a = b + 1;
             }
         }