nfctype2: Fix possible NULL pointer dereference in nfctype2_read_meta

Check if memory allocation succeed before dereferencing pointer.

diff --git a/plugins/nfctype2.c b/plugins/nfctype2.c
index d268011..e5cf764 100644 (file)
--- a/plugins/nfctype2.c
+++ b/plugins/nfctype2.c
@@ -275,6 +275,9 @@ static int nfctype2_read_meta(uint32_t adapter_idx, uint32_t target_idx,
        cmd.block = META_BLOCK_START;
 
        cookie = g_try_malloc0(sizeof(struct t2_cookie));
+       if (cookie == NULL)
+               return -ENOMEM;
+
        cookie->adapter_idx = adapter_idx;
        cookie->target_idx = target_idx;
        cookie->cb = cb;