[U-Boot] [PATCH v3 02/72] Update WARN_ON() to return a value

[sjg at google.com]

In linux v4.9 this returns a value. This saves checking the warning
condition twice in some code.

Update the U-Boot version to do this also.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

Changes in v3: None
Changes in v2: None

 include/linux/compat.h | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

Applied to u-boot-dm