[PATCH v2] dma: ti: k3-udma: Fix error handling for setup_resources() in udma_probe()

[Dan Carpenter]

On Tue, Feb 20, 2024 at 03:34:51PM +0530, Siddharth Vadapalli wrote:
> In udma_probe() the return value of setup_resources() is stored in the
> u32 "ch_count" member of "struct udma_dev", due to which any negative
> return value which indicates an error is masked.
> 
> Fix this by storing the return value of setup_resources() in the already
> declared integer variable "ret", followed by assigning it to the "ch_count"
> member of "struct udma_dev" in case of no error.
> 
> While at it, change the "return ret" at the end of udma_probe() to a
> "return 0", to explicitly indicate that probe was successful.
> 
> Fixes: a8837cf43839 ("dma: ti: k3-udma: Query DMA channels allocated from Resource Manager")
> Signed-off-by: Siddharth Vadapalli <s-vadapalli at ti.com>
> ---

Thanks!

Reviewed-by: Dan Carpenter <dan.carpenter at linaro.org>

regards,
dan carpenter