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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-10-11 11:12:33 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-10-11 11:12:33 -0700 |
| commit | 69585dd69e663a40729492c7b52eb82477a2027a (patch) | |
| tree | 5c179ca88b70856a7f9b56e10151ffa5480f0284 /drivers/s390/scsi/zfcp_cfdc.c | |
| parent | bd381934bf13ccb1af2813ae26c6fe00ec85d254 (diff) | |
| parent | c7922a911c42c5a8bdee6cc75eb6bd66937d4217 (diff) | |
| download | kernel_samsung_smdk4412-69585dd69e663a40729492c7b52eb82477a2027a.tar.gz kernel_samsung_smdk4412-69585dd69e663a40729492c7b52eb82477a2027a.tar.bz2 kernel_samsung_smdk4412-69585dd69e663a40729492c7b52eb82477a2027a.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6: (34 commits)
[SCSI] qla2xxx: Fix NULL ptr deref bug in fail path during queue create
[SCSI] st: fix possible memory use after free after MTSETBLK ioctl
[SCSI] be2iscsi: Moving to pci_pools v3
[SCSI] libiscsi: iscsi_session_setup to allow for private space
[SCSI] be2iscsi: add 10Gbps iSCSI - BladeEngine 2 driver
[SCSI] zfcp: Fix hang when offlining device with offline chpid
[SCSI] zfcp: Fix lockdep warning when offlining device with offline chpid
[SCSI] zfcp: Fix oops during shutdown of offline device
[SCSI] zfcp: Fix initial device and cfdc for delayed adapter allocation
[SCSI] zfcp: correctly initialize unchained requests
[SCSI] mpt2sas: Bump version 02.100.03.00
[SCSI] mpt2sas: Support dev remove when phy status is MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT
[SCSI] mpt2sas: Timeout occurred within the HANDSHAKE logic while waiting on firmware to ACK.
[SCSI] mpt2sas: Call init_completion on a per request basis.
[SCSI] mpt2sas: Target Reset will be issued from Interrupt context.
[SCSI] mpt2sas: Added SCSIIO, Internal and high priority memory pools to support multiple TM
[SCSI] mpt2sas: Copyright change to 2009.
[SCSI] mpt2sas: Added mpi2_history.txt for MPI2 headers.
[SCSI] mpt2sas: Update driver to MPI2 REV K headers.
[SCSI] bfa: Brocade BFA FC SCSI driver
...
Diffstat (limited to 'drivers/s390/scsi/zfcp_cfdc.c')
| -rw-r--r-- | drivers/s390/scsi/zfcp_cfdc.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/s390/scsi/zfcp_cfdc.c b/drivers/s390/scsi/zfcp_cfdc.c index 8305c874e86..ef681dfed0c 100644 --- a/drivers/s390/scsi/zfcp_cfdc.c +++ b/drivers/s390/scsi/zfcp_cfdc.c @@ -86,8 +86,23 @@ static int zfcp_cfdc_copy_to_user(void __user *user_buffer, static struct zfcp_adapter *zfcp_cfdc_get_adapter(u32 devno) { char busid[9]; + struct ccw_device *ccwdev; + struct zfcp_adapter *adapter = NULL; + snprintf(busid, sizeof(busid), "0.0.%04x", devno); - return zfcp_get_adapter_by_busid(busid); + ccwdev = get_ccwdev_by_busid(&zfcp_ccw_driver, busid); + if (!ccwdev) + goto out; + + adapter = dev_get_drvdata(&ccwdev->dev); + if (!adapter) + goto out_put; + + zfcp_adapter_get(adapter); +out_put: + put_device(&ccwdev->dev); +out: + return adapter; } static int zfcp_cfdc_set_fsf(struct zfcp_fsf_cfdc *fsf_cfdc, int command) |