Re: [PATCH] spi: rzv2h-rspi: Fix DMA transfer error handling for signal interruption

[Wolfram Sang]

On Sat, Jun 27, 2026 at 12:02:29AM +0800, Felix Gu wrote:
> wait_event_interruptible_timeout() can return a negative error code when
> interrupted by a signal. The original code treated all non-zero return
> values as success, which would incorrectly synchronize DMA channels and
> return 0 instead of propagating the interruption error.
> 
> Fixes: fa08b566860b ("spi: rzv2h-rspi: add support for DMA mode")
> Signed-off-by: Felix Gu <ustc.gu@xxxxxxxxx>

Reviewed-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>

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