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| author | Christof Schmitt <christof.schmitt@de.ibm.com> | 2009-04-17 17:08:14 +0400 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2009-04-27 19:07:36 +0400 |
| commit | 3869bb6e73f5f55ce16b13025726b0bfdf1f4aae (patch) | |
| tree | c811b847952ecc4a5173274a48803f28097e205e /drivers/s390/scsi/zfcp_cfdc.c | |
| parent | 6ab35c0713daf8cd68f272a4be8dfc02c86bbd3b (diff) | |
| download | linux-3869bb6e73f5f55ce16b13025726b0bfdf1f4aae.tar.xz | |
[SCSI] zfcp: Reference counting for cfdc requests
Before dropping the reference count with zfcp_adapter_put, increase it
with zfcp_adapter_get when issuing cfdc requests.
Reviewed-by: Martin Petermann <martin@linux.vnet.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/s390/scsi/zfcp_cfdc.c')
| -rw-r--r-- | drivers/s390/scsi/zfcp_cfdc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/s390/scsi/zfcp_cfdc.c b/drivers/s390/scsi/zfcp_cfdc.c index 10cbfd172a28..8305c874e86f 100644 --- a/drivers/s390/scsi/zfcp_cfdc.c +++ b/drivers/s390/scsi/zfcp_cfdc.c @@ -4,7 +4,7 @@ * Userspace interface for accessing the * Access Control Lists / Control File Data Channel * - * Copyright IBM Corporation 2008 + * Copyright IBM Corporation 2008, 2009 */ #define KMSG_COMPONENT "zfcp" @@ -197,6 +197,7 @@ static long zfcp_cfdc_dev_ioctl(struct file *file, unsigned int command, retval = -ENXIO; goto free_buffer; } + zfcp_adapter_get(adapter); retval = zfcp_cfdc_sg_setup(data->command, fsf_cfdc->sg, data_user->control_file); |