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| author | David S. Miller <davem@davemloft.net> | 2010-02-17 06:09:29 (GMT) |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-02-17 06:09:29 (GMT) |
| commit | 2bb4646fce8d09916b351d1a62f98db7cec6fc41 (patch) | |
| tree | c1f0d002e69868606eca9d1b919835f422892063 /drivers/s390/scsi/zfcp_cfdc.c | |
| parent | 6836b9bdd98e3b500cd49512484df68f46e14659 (diff) | |
| parent | b0483e78e5c4c9871fc5541875b3bc006846d46b (diff) | |
| download | linux-fsl-qoriq-2bb4646fce8d09916b351d1a62f98db7cec6fc41.tar.xz | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'drivers/s390/scsi/zfcp_cfdc.c')
| -rw-r--r-- | drivers/s390/scsi/zfcp_cfdc.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/s390/scsi/zfcp_cfdc.c b/drivers/s390/scsi/zfcp_cfdc.c index f932400..0eb6eef 100644 --- a/drivers/s390/scsi/zfcp_cfdc.c +++ b/drivers/s390/scsi/zfcp_cfdc.c @@ -12,6 +12,7 @@ #include <linux/types.h> #include <linux/miscdevice.h> +#include <asm/compat.h> #include <asm/ccwdev.h> #include "zfcp_def.h" #include "zfcp_ext.h" @@ -163,7 +164,7 @@ static void zfcp_cfdc_req_to_sense(struct zfcp_cfdc_data *data, } static long zfcp_cfdc_dev_ioctl(struct file *file, unsigned int command, - unsigned long buffer) + unsigned long arg) { struct zfcp_cfdc_data *data; struct zfcp_cfdc_data __user *data_user; @@ -175,7 +176,11 @@ static long zfcp_cfdc_dev_ioctl(struct file *file, unsigned int command, if (command != ZFCP_CFDC_IOC) return -ENOTTY; - data_user = (void __user *) buffer; + if (is_compat_task()) + data_user = compat_ptr(arg); + else + data_user = (void __user *)arg; + if (!data_user) return -EINVAL; |