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The DMA address returned by dma_map_single() should be checked with
dma_mapping_error(). Fix the ps3stor_setup() function accordingly.
Fixes: 80071802cb ("[POWERPC] PS3: Storage Driver Core")
Signed-off-by: Vincent Stehlé <[email protected]>
Reviewed-by: Geert Uytterhoeven <[email protected]>
Signed-off-by: Michael Ellerman <[email protected]>
Link: https://lore.kernel.org/r/[email protected]