diff options
| author | Jan Glauber <jang@linux.vnet.ibm.com> | 2008-12-25 15:38:43 +0300 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2008-12-25 15:38:58 +0300 |
| commit | bbd50e172f75b1d12ef9b1bcf593b51a44199016 (patch) | |
| tree | 85cffdd66bb9f4da36d604d857959964736f3fde /drivers/s390/net | |
| parent | 43c207e6e5b7e591b59294ee4fc9860b0e3de3b8 (diff) | |
| download | linux-bbd50e172f75b1d12ef9b1bcf593b51a44199016.tar.xz | |
[S390] qdio: fix qeth port count detection
qeth needs to get the port count information before
qdio has allocated a page for the chsc operation.
Extend qdio_get_ssqd_desc() to store the data in the
specified structure.
Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/net')
| -rw-r--r-- | drivers/s390/net/qeth_core_main.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index 52d26592c72c..ebdc549da537 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -3757,7 +3757,7 @@ static int qeth_core_driver_group(const char *buf, struct device *root_dev, int qeth_core_hardsetup_card(struct qeth_card *card) { - struct qdio_ssqd_desc *qdio_ssqd; + struct qdio_ssqd_desc *ssqd; int retries = 3; int mpno = 0; int rc; @@ -3792,9 +3792,16 @@ retry: return rc; } - qdio_ssqd = qdio_get_ssqd_desc(CARD_DDEV(card)); - if (qdio_ssqd) - mpno = qdio_ssqd->pcnt; + ssqd = kmalloc(sizeof(struct qdio_ssqd_desc), GFP_KERNEL); + if (!ssqd) { + rc = -ENOMEM; + goto out; + } + rc = qdio_get_ssqd_desc(CARD_DDEV(card), ssqd); + if (rc == 0) + mpno = ssqd->pcnt; + kfree(ssqd); + if (mpno) mpno = min(mpno - 1, QETH_MAX_PORTNO); if (card->info.portno > mpno) { |