Re: [PATCH 2/5] storage: Refactor virStorageBackendFileSystemGetPoolSource

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On 07.12.2015 21:47, John Ferlan wrote:
> Refactor code to use standard return functioning with respect to setting
> a ret value and going to cleanup.
> 
> Signed-off-by: John Ferlan <jferlan@xxxxxxxxxx>
> ---
>  src/storage/storage_backend_fs.c | 12 ++++++++----
>  1 file changed, 8 insertions(+), 4 deletions(-)
> 
> diff --git a/src/storage/storage_backend_fs.c b/src/storage/storage_backend_fs.c
> index ef1a7d0..1dd5727 100644
> --- a/src/storage/storage_backend_fs.c
> +++ b/src/storage/storage_backend_fs.c
> @@ -418,6 +418,7 @@ virStorageBackendFileSystemGetPoolSource(virStoragePoolObjPtr pool)
>  static int
>  virStorageBackendFileSystemIsMounted(virStoragePoolObjPtr pool)
>  {
> +    int ret = -1;
>      FILE *mtab;
>      struct mntent ent;
>      char buf[1024];
> @@ -426,18 +427,21 @@ virStorageBackendFileSystemIsMounted(virStoragePoolObjPtr pool)
>          virReportSystemError(errno,
>                               _("cannot read mount list '%s'"),
>                               _PATH_MOUNTED);
> -        return -1;
> +        goto cleanup;
>      }
>  
>      while ((getmntent_r(mtab, &ent, buf, sizeof(buf))) != NULL) {
>          if (STREQ(ent.mnt_dir, pool->def->target.path)) {
> -            VIR_FORCE_FCLOSE(mtab);
> -            return 1;
> +            ret = 1;
> +            goto cleanup;
>          }
>      }
>  
> +    ret = 0;
> +
> + cleanup:
>      VIR_FORCE_FCLOSE(mtab);
> -    return 0;
> +    return ret;
>  }
>  
>  /**
> 

ACK

Michal

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