Check fread return value

diff --git a/src/utils/os_internal.c b/src/utils/os_internal.c
index 7b74bbf..5260e23 100644 (file)
--- a/src/utils/os_internal.c
+++ b/src/utils/os_internal.c
@@ -206,7 +206,12 @@ char * os_readfile(const char *name, size_t *len)
                return NULL;
        }
 
-       fread(buf, 1, *len, f);
+       if (fread(buf, 1, *len, f) != *len) {
+               fclose(f);
+               os_free(buf);
+               return NULL;
+       }
+
        fclose(f);
 
        return buf;