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author | Frank Munzert <munzert@de.ibm.com> | 2007-07-27 12:29:17 +0200 |
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committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2007-07-27 12:29:19 +0200 |
commit | 2b3d8c9e06392d5539aa5d652f3a3c385fd19333 (patch) | |
tree | fba2551e81571153907deedf4dc963fe839578e2 /drivers/s390/char/vmur.c | |
parent | 7a8e0c8d9af43c9dfc62a8b2b9cc0484f48f7da4 (diff) | |
download | linux-stable-2b3d8c9e06392d5539aa5d652f3a3c385fd19333.tar.gz linux-stable-2b3d8c9e06392d5539aa5d652f3a3c385fd19333.tar.bz2 linux-stable-2b3d8c9e06392d5539aa5d652f3a3c385fd19333.zip |
[S390] vmur: fix diag14_read.
Record length of spool file must be only stored in 1st SPLINK record
Signed-off-by: Frank Munzert <munzert@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/char/vmur.c')
-rw-r--r-- | drivers/s390/char/vmur.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/s390/char/vmur.c b/drivers/s390/char/vmur.c index e90b0f846195..161867cebd8c 100644 --- a/drivers/s390/char/vmur.c +++ b/drivers/s390/char/vmur.c @@ -486,7 +486,7 @@ static ssize_t diag14_read(struct file *file, char __user *ubuf, size_t count, } 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)) { |