am 8386e134: Merge "Fix clang compiler warning."

* commit '8386e134be39e94f2856ed317d86172ea51edd3c':
  Fix clang compiler warning.
diff --git a/fastbootd/commands.c b/fastbootd/commands.c
index 98b7866..9be96dc 100644
--- a/fastbootd/commands.c
+++ b/fastbootd/commands.c
@@ -173,7 +173,7 @@
         return;
     }
 
-    if (path == NULL) {
+    if (!path[0]) {
         fastboot_fail(phandle, "Couldn't find partition");
         return;
     }