[PATCH 1/3] PCI: meson: Remove cast between incompatible function type
Neil Armstrong
neil.armstrong at linaro.org
Fri Jun 30 00:49:12 PDT 2023
On 29/06/2023 18:59, Krzysztof Wilczyński wrote:
> Rather than casting void(*)(struct clk *) to void (*)(void *), that
> forces conversion to an incompatible function type, replace the cast
> with a small local stub function with a signature that matches what
> the devm_add_action_or_reset() function expects.
>
> The sub function takes a void *, then passes it directly to
> clk_disable_unprepare(), which handles the more specific type.
>
> Reported by clang when building with warnings enabled:
>
> drivers/pci/controller/dwc/pci-meson.c:191:6: warning: cast from 'void (*)(struct clk *)' to 'void (*)(void *)' converts to incompatible function type [-Wcast-function-type-strict]
> (void (*) (void *))clk_disable_unprepare,
> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> No functional changes are intended.
>
> Fixes: 9c0ef6d34fdb ("PCI: amlogic: Add the Amlogic Meson PCIe controller driver")
> Signed-off-by: Krzysztof Wilczyński <kwilczynski at kernel.org>
> ---
> drivers/pci/controller/dwc/pci-meson.c | 11 ++++++++---
> 1 file changed, 8 insertions(+), 3 deletions(-)
>
<snip>
Reviewed-by: Neil Armstrong <neil.armstrong at linaro.org>
More information about the linux-amlogic
mailing list