[patch 1/6] vmur: fix diag14_read.

From: Martin Schwidefsky
Date: Fri Jul 27 2007 - 07:33:08 EST


From: Frank Munzert <munzert@xxxxxxxxxx>

Record length of spool file must be only stored in 1st SPLINK record

Signed-off-by: Frank Munzert <munzert@xxxxxxxxxx>
Signed-off-by: Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
---

drivers/s390/char/vmur.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

Index: quilt-2.6/drivers/s390/char/vmur.c
===================================================================
--- quilt-2.6.orig/drivers/s390/char/vmur.c
+++ quilt-2.6/drivers/s390/char/vmur.c
@@ -486,7 +486,7 @@ static ssize_t diag14_read(struct file *
}
if (rc)
goto fail;
- if (reclen)
+ if (reclen && (copied == 0) && (*offs < PAGE_SIZE))
*((u16 *) &buf[FILE_RECLEN_OFFSET]) = reclen;
len = min(count - copied, PAGE_SIZE - res);
if (copy_to_user(ubuf + copied, buf + res, len)) {

--
blue skies,
Martin.

"Reality continues to ruin my life." - Calvin.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/