On Thu, Oct 18, 2012 at 02:06:05PM +0300, dragos.tatu...@intel.com wrote:
> From: Dragos Tatulea <dragos.tatu...@intel.com>
>
> Return error if flushing to backend failed.
I think you can easily fold this into 'pstore: add support for external
writers'.
Thanks.
> Signed-off-by: Dragos Tatulea <dragos.tatu...@intel.com>
> ---
> fs/pstore/platform.c | 8 +++-----
> 1 file changed, 3 insertions(+), 5 deletions(-)
>
> diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c
> index 3a4c38f..25f59ed 100644
> --- a/fs/pstore/platform.c
> +++ b/fs/pstore/platform.c
> @@ -445,7 +445,7 @@ void pstore_del_timer(void)
> int pstore_write(enum pstore_type_id type, const char *buf, size_t size)
> {
> size_t len;
> - int err = 0, err2;
> + int err = 0;
>
> if (!psinfo)
> return -ENODEV;
> @@ -461,16 +461,14 @@ int pstore_write(enum pstore_type_id type, const char
> *buf, size_t size)
> psinfo->ext_part = 1;
> }
>
> - while (size) {
> + while (size && !err) {
> len = min(size, psinfo->bufsize - psinfo->ext_len);
> memcpy(psinfo->buf + psinfo->ext_len, buf, len);
> psinfo->ext_len += len;
> buf += len;
> size -= len;
> if (psinfo->ext_len == psinfo->bufsize) {
> - err2 = pstore_ext_flush();
> - if (err2 && !err)
> - err = err2;
> + err = pstore_ext_flush();
> }
> }
>
> --
> 1.7.9.5
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