dmaengine: mv_xor: Fix missing check after DMA map and missing unmap
[ Upstream commit 60095aca6b471b7b7a79c80b7395f7e4e414b479 ] The DMA map functions can fail and should be tested for errors. In case of error, unmap the already mapped regions. Fixes: 22843545 ("dma: mv_xor: Add support for DMA_INTERRUPT") Signed-off-by:Thomas Fourier <fourier.thomas@gmail.com> Link: https://lore.kernel.org/r/20250701123753.46935-2-fourier.thomas@gmail.com Signed-off-by:
Vinod Koul <vkoul@kernel.org> Signed-off-by:
Sasha Levin <sashal@kernel.org>
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