[linux-cifs-client] [PATCH] cifs: initialize nbytes at the beginning of CIFSSMBWrite()

[Shirish Pargaonkar]

nitpicking, we probably do not need braces around if check then.

On Tue, Mar 30, 2010 at 9:34 AM, Jeff Layton <jlayton at samba.org> wrote:
> On Tue, 30 Mar 2010 09:25:39 -0500
> Steve French <smfrench at gmail.com> wrote:
>
>> This looks like we want to push it upstream ASAP - any objections?
>>
>
> No objections. It's a straightforward bugfix. Maybe even reasonable for
> stable.
>
>> On Tue, Mar 30, 2010 at 8:33 AM, Jeff Layton <jlayton at samba.org> wrote:
>> > On Tue, 30 Mar 2010 18:54:01 +0530
>> > Suresh Jayaraman <sjayaraman at suse.de> wrote:
>> >
>> >> By doing this we always overwrite nbytes value that is being passed on to
>> >> CIFSSMBWrite() and need not rely on the callers to initialize. CIFSSMBWrite2 is
>> >> doing this already.
>> >>
>> >> Signed-off-by: Suresh Jayaraman <sjayaraman at suse.de>
>> >> ---
>> >>  fs/cifs/cifssmb.c |    3 ++-
>> >>  1 files changed, 2 insertions(+), 1 deletions(-)
>> >>
>> >> diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
>> >> index 7cc7f83..e1f90a3 100644
>> >> --- a/fs/cifs/cifssmb.c
>> >> +++ b/fs/cifs/cifssmb.c
>> >> @@ -1430,6 +1430,8 @@ CIFSSMBWrite(const int xid, struct cifsTconInfo *tcon,
>> >>       __u32 bytes_sent;
>> >>       __u16 byte_count;
>> >>
>> >> +     *nbytes = 0;
>> >> +
>> >>       /* cFYI(1, ("write at %lld %d bytes", offset, count));*/
>> >>       if (tcon->ses == NULL)
>> >>               return -ECONNABORTED;
>> >> @@ -1512,7 +1514,6 @@ CIFSSMBWrite(const int xid, struct cifsTconInfo *tcon,
>> >>       cifs_stats_inc(&tcon->num_writes);
>> >>       if (rc) {
>> >>               cFYI(1, ("Send error in write = %d", rc));
>> >> -             *nbytes = 0;
>> >>       } else {
>> >>               *nbytes = le16_to_cpu(pSMBr->CountHigh);
>> >>               *nbytes = (*nbytes) << 16;
>> >> _______________________________________________
>> >> linux-cifs-client mailing list
>> >> linux-cifs-client at lists.samba.org
>> >> https://lists.samba.org/mailman/listinfo/linux-cifs-client
>> >>
>> >
>> > Reviewed-by: Jeff Layton <jlayton at samba.org>
>> >
>>
>>
>>
>
>
> --
> Jeff Layton <jlayton at samba.org>
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