[PATCH 0/2] mmc: allow mmc_alloc_host() and tmio_mmc_host_alloc()
Greg Kroah-Hartman
gregkh at linuxfoundation.org
Thu Nov 10 05:35:59 PST 2016
On Thu, Nov 10, 2016 at 10:24:21PM +0900, Masahiro Yamada wrote:
>
> sdhci_alloc_host() returns an error pointer when it fails.
> but mmc_alloc_host() cannot.
>
> This series allow to propagate a proper error code
> when host-allocation fails.
Why? What can we really do about the error except give up? Why does
having a explicit error value make any difference to the caller, they
can't do anything different, right?
I suggest just leaving it as-is, it's simple, and you don't have to mess
with PTR_ERR() anywhere.
thanks,
greg k-h
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