Check the return value of calloc

Change-Id: Ib4c76e2c577f4c0f43ca7a0e0d119a0b9fdf6773

diff --git a/tool/tool_run.cpp b/tool/tool_run.cpp
index f003adf..4b95eaf 100755 (executable)
--- a/tool/tool_run.cpp
+++ b/tool/tool_run.cpp
@@ -388,6 +388,10 @@ static int _send_message_from_file(vine_dp_h dp)
                return -1;
        }
        buf = (unsigned char *)calloc(sizeof(unsigned char), size);
+       if (buf == NULL) {
+               fclose(file);
+               return -1;
+       }
 
        fseek(file, 0, SEEK_SET);
        count = fread(buf, sizeof(unsigned char), size, file);