On Sun, Nov 03, 2019 at 08:44:57PM -0500, Valdis Kletnieks wrote:
> Convert FFS_FORMATERR to -EFSCORRUPTED
> 
> Signed-off-by: Valdis Kletnieks <valdis.kletni...@vt.edu>
> ---
>  drivers/staging/exfat/exfat.h      | 3 ++-
>  drivers/staging/exfat/exfat_core.c | 8 ++++----
>  2 files changed, 6 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/staging/exfat/exfat.h b/drivers/staging/exfat/exfat.h
> index acb73f47a253..4f9ba235d967 100644
> --- a/drivers/staging/exfat/exfat.h
> +++ b/drivers/staging/exfat/exfat.h
> @@ -30,6 +30,8 @@
>  #undef DEBUG
>  #endif
>  
> +#define EFSCORRUPTED EUCLEAN         /* Filesystem is corrupted */
> +
>  #define DENTRY_SIZE          32      /* dir entry size */
>  #define DENTRY_SIZE_BITS     5
>  
> @@ -209,7 +211,6 @@ static inline u16 get_row_index(u16 i)
>  /* return values */
>  #define FFS_SUCCESS             0
>  #define FFS_MEDIAERR            1
> -#define FFS_FORMATERR           2
>  #define FFS_MOUNTED             3
>  #define FFS_NOTMOUNTED          4
>  #define FFS_ALIGNMENTERR        5
> diff --git a/drivers/staging/exfat/exfat_core.c 
> b/drivers/staging/exfat/exfat_core.c
> index b23fbf3ebaa5..e90b54a17150 100644
> --- a/drivers/staging/exfat/exfat_core.c
> +++ b/drivers/staging/exfat/exfat_core.c
> @@ -573,7 +573,7 @@ s32 load_alloc_bitmap(struct super_block *sb)
>                       return FFS_MEDIAERR;
>       }
>  
> -     return FFS_FORMATERR;
> +     return -EFSCORRUPTED;
>  }
>  
>  void free_alloc_bitmap(struct super_block *sb)
> @@ -3016,7 +3016,7 @@ s32 fat16_mount(struct super_block *sb, struct 
> pbr_sector_t *p_pbr)
>       struct bd_info_t *p_bd = &(EXFAT_SB(sb)->bd_info);
>  
>       if (p_bpb->num_fats == 0)
> -             return FFS_FORMATERR;
> +             return -EFSCORRUPTED;
>  
>       num_root_sectors = GET16(p_bpb->num_root_entries) << DENTRY_SIZE_BITS;
>       num_root_sectors = ((num_root_sectors - 1) >>
> @@ -3078,7 +3078,7 @@ s32 fat32_mount(struct super_block *sb, struct 
> pbr_sector_t *p_pbr)
>       struct bd_info_t *p_bd = &(EXFAT_SB(sb)->bd_info);
>  
>       if (p_bpb->num_fats == 0)
> -             return FFS_FORMATERR;
> +             return -EFSCORRUPTED;
>  
>       p_fs->sectors_per_clu = p_bpb->sectors_per_clu;
>       p_fs->sectors_per_clu_bits = ilog2(p_bpb->sectors_per_clu);
> @@ -3157,7 +3157,7 @@ s32 exfat_mount(struct super_block *sb, struct 
> pbr_sector_t *p_pbr)
>       struct bd_info_t *p_bd = &(EXFAT_SB(sb)->bd_info);
>  
>       if (p_bpb->num_fats == 0)
> -             return FFS_FORMATERR;
> +             return -EFSCORRUPTED;
>  
>       p_fs->sectors_per_clu = 1 << p_bpb->sectors_per_clu_bits;
>       p_fs->sectors_per_clu_bits = p_bpb->sectors_per_clu_bits;

This patch breaks the build:

drivers/staging/exfat/exfat_super.c: In function ‘ffsMountVol’:
drivers/staging/exfat/exfat_super.c:387:9: error: ‘FFS_FORMATERR’ undeclared 
(first use in this function)
  387 |   ret = FFS_FORMATERR;
      |         ^~~~~~~~~~~~~


Did you test-build this thing?

thanks,

greg k-h
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