[alsa-devel] [patch] ALSA: asihpi - fix return type of hpios_locked_mem_alloc()
Takashi Iwai
tiwai at suse.de
Wed Mar 28 16:38:51 CEST 2012
At Wed, 28 Mar 2012 09:57:02 +0300,
Dan Carpenter wrote:
>
> This function returns zero or -ENOMEM, but because it's type is u16, the
> -ENOMEM gets changed to 65524. None of the callers care, but lets fix
> it anyway as a cleanup.
>
> Signed-off-by: Dan Carpenter <dan.carpenter at oracle.com>
Applied it now. Thanks.
Takashi
> diff --git a/sound/pci/asihpi/hpi_internal.h b/sound/pci/asihpi/hpi_internal.h
> index 4cc315d..8c63200 100644
> --- a/sound/pci/asihpi/hpi_internal.h
> +++ b/sound/pci/asihpi/hpi_internal.h
> @@ -42,7 +42,7 @@ On error *pLockedMemHandle marked invalid, non-zero returned.
> If this function succeeds, then HpiOs_LockedMem_GetVirtAddr() and
> HpiOs_LockedMem_GetPyhsAddr() will always succed on the returned handle.
> */
> -u16 hpios_locked_mem_alloc(struct consistent_dma_area *p_locked_mem_handle,
> +int hpios_locked_mem_alloc(struct consistent_dma_area *p_locked_mem_handle,
> /**< memory handle */
> u32 size, /**< Size in bytes to allocate */
> struct pci_dev *p_os_reference
> diff --git a/sound/pci/asihpi/hpios.c b/sound/pci/asihpi/hpios.c
> index 2d7d1c2..87f4385 100644
> --- a/sound/pci/asihpi/hpios.c
> +++ b/sound/pci/asihpi/hpios.c
> @@ -43,7 +43,7 @@ void hpios_delay_micro_seconds(u32 num_micro_sec)
>
> On error, return -ENOMEM, and *pMemArea.size = 0
> */
> -u16 hpios_locked_mem_alloc(struct consistent_dma_area *p_mem_area, u32 size,
> +int hpios_locked_mem_alloc(struct consistent_dma_area *p_mem_area, u32 size,
> struct pci_dev *pdev)
> {
> /*?? any benefit in using managed dmam_alloc_coherent? */
>
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