[ Upstream commit c4890963350dcf4e9a909bae23665921fba4ad27 ] The DMA map functions can fail and should be tested for errors. Signed-off-by: Thomas Fourier <fourier.thomas@gmail.com> Reviewed-by: Simon Horman <horms@kernel.org> Link: https://patch.msgid.link/20250624064148.12815-3-fourier.thomas@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org> Signed-off-by: Ulrich Hecht <uli@kernel.org>