utest: error handling to avoid null pointer dereference.

Signed-off-by: Luo Xionghu <xionghu.luo@intel.com>
Reviewed-by: Yang Rong <rong.r.yang@intel.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/utests/get_cl_info.cpp b/utests/get_cl_info.cpp
index 25366902..bdd7e0c0 100644
--- a/utests/get_cl_info.cpp
+++ b/utests/get_cl_info.cpp
@@ -181,9 +181,15 @@ void get_program_info(void)
     int sz;
     char *ker_path = (char *)malloc(4096 * sizeof(char));
     const char *kiss_path = getenv("OCL_KERNEL_PATH");
+    if(!kiss_path)
+      return;
+
     string line;
     string source_code;
 
+    if(strlen(kiss_path) > 4000)
+      return;
+
     sprintf(ker_path, "%s/%s", kiss_path, "compiler_if_else.cl");
 
     ifstream in(ker_path);