diff --git a/fs/eventfd.c b/fs/eventfd.c
index 3627dd7d25db80..da24bf8dd2ca37 100644
--- a/fs/eventfd.c
+++ b/fs/eventfd.c
@@ -424,6 +424,8 @@ static int do_eventfd(unsigned int count, int flags)
 	ctx->count = count;
 	ctx->flags = flags;
 	ctx->id = ida_simple_get(&eventfd_ida, 0, 0, GFP_KERNEL);
+	if (ctx->id < 0)
+		goto err;
 
 	flags &= EFD_SHARED_FCNTL_FLAGS;
 	flags |= O_RDWR;