Re: [Qemu-devel] [PATCH] ensure all invocations to bdrv_{read, write} use (uint8_t *) for its third parameter

[Thiemo Seufer]

Carlo Marcelo Arenas Belon wrote:
> Trivial fix that ensures that all buffers used for bdrv_read or bdrv_write
> are from an array of the uint8_t type

Do we have a host where this actually makes a difference?


Thiemo

> ---
> Index: block-vvfat.c
> ===================================================================
> RCS file: /sources/qemu/qemu/block-vvfat.c,v
> retrieving revision 1.16
> diff -u -p -r1.16 block-vvfat.c
> --- block-vvfat.c     24 Dec 2007 13:26:04 -0000      1.16
> +++ block-vvfat.c     4 Jan 2008 07:57:20 -0000
> @@ -340,7 +340,7 @@ typedef struct BDRVVVFATState {
>      int current_fd;
>      mapping_t* current_mapping;
>      unsigned char* cluster; /* points to current cluster */
> -    unsigned char* cluster_buffer; /* points to a buffer to hold temp data */
> +    uint8_t* cluster_buffer; /* points to a buffer to hold temp data */
>      unsigned int current_cluster;
>  
>      /* write support */
> Index: block.c
> ===================================================================
> RCS file: /sources/qemu/qemu/block.c,v
> retrieving revision 1.53
> diff -u -p -r1.53 block.c
> --- block.c   24 Dec 2007 16:10:43 -0000      1.53
> +++ block.c   4 Jan 2008 07:57:21 -0000
> @@ -459,7 +459,7 @@ int bdrv_commit(BlockDriverState *bs)
>      BlockDriver *drv = bs->drv;
>      int64_t i, total_sectors;
>      int n, j;
> -    unsigned char sector[512];
> +    uint8_t sector[512];
>  
>      if (!drv)
>          return -ENOMEDIUM;
> 
> 
>