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From: Farhan Ali <alifm@linux.vnet.ibm.com>
To: Christian Borntraeger <borntraeger@de.ibm.com>,
	Alexander Graf <agraf@suse.de>, Cornelia Huck <cohuck@redhat.com>
Cc: Thomas Huth <thuth@redhat.com>,
	Bjoern Walk <bwalk@linux.vnet.ibm.com>,
	David Hildenbrand <david@redhat.com>,
	Pierre Morel <pmorel@linux.vnet.ibm.com>,
	qemu-devel <qemu-devel@nongnu.org>,
	Halil Pasic <pasic@linux.vnet.ibm.com>,
	"Jason J . Herne" <jjherne@linux.vnet.ibm.com>,
	"Collin L. Walling" <walling@linux.vnet.ibm.com>,
	Richard Henderson <rth@twiddle.net>
Subject: Re: [Qemu-devel] [PATCH] s390-ccw: print carriage return with new lines
Date: Fri, 20 Oct 2017 09:48:22 -0400	[thread overview]
Message-ID: <9292cbd5-49b5-c9da-cc34-33466818a02e@linux.vnet.ibm.com> (raw)
In-Reply-To: <b4a828b6-b563-55f0-2952-8a3447a8a30a@de.ibm.com>



On 10/20/2017 07:02 AM, Christian Borntraeger wrote:
> --- a/pc-bios/s390-ccw/sclp.c
> +++ b/pc-bios/s390-ccw/sclp.c
> @@ -83,7 +83,7 @@ long write(int fd, const void *str, size_t len)
>          return -EIO;
>      }
>
> -    for (p = str; *p; ++p) {
> +    for (p = str; len ; ++p, len--) {
>          if (data_len > SCCB_DATA_LEN - 1) {
>              return -EFBIG;
>          }
>
>
>
The write function returns len, wouldn't this change make write return 0?

  parent reply	other threads:[~2017-10-20 13:48 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-20 10:25 [Qemu-devel] [PATCH] s390-ccw: print carriage return with new lines Christian Borntraeger
2017-10-20 10:30 ` Alexander Graf
2017-10-20 10:41   ` Christian Borntraeger
2017-10-20 11:02     ` Christian Borntraeger
2017-10-20 11:09       ` Alexander Graf
2017-10-20 11:18         ` Christian Borntraeger
2017-10-20 11:28       ` Thomas Huth
2017-10-20 13:48       ` Farhan Ali [this message]
2017-10-25  5:55         ` Christian Borntraeger
2017-10-20 11:31 ` Cornelia Huck
2017-10-20 12:27   ` Christian Borntraeger
2017-10-20 12:41     ` Cornelia Huck
2017-10-20 11:37 ` Halil Pasic
2017-10-25 19:49   ` Collin L. Walling
2017-10-25 22:24     ` Halil Pasic

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