Commit 2fdf2130 authored Jul 25, 2011 by Vitaliy Ivanov Committed by Linus Torvalds Jul 25, 2011

uml: helper.c warning corrections



Fix this warning:

  arch/um/os-Linux/helper.c: In function `helper_child':
  arch/um/os-Linux/helper.c:38:7: warning: ignoring return value of `write', declared with attribute warn_unused_result

[richard@nod.at: happens only with -D_FORTIFY_SOURCE=2]
Signed-off-by: Vitaliy Ivanov <vitalivanov@gmail.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 7a99ae7c

arch/um/os-Linux/helper.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -28,14 +28,14 @@ static int helper_child(void *arg)
		{
		struct helper_data *data = arg;
		char **argv = data->argv;
		int err;
		int err, ret;

		if (data->pre_exec != NULL)
		(*data->pre_exec)(data->pre_data);
		err = execvp_noalloc(data->buf, argv[0], argv);

		/* If the exec succeeds, we don't get here */
		write(data->fd, &err, sizeof(err));
		CATCH_EINTR(ret = write(data->fd, &err, sizeof(err)));

		return 0;
		}