diff options
author | David Woodhouse <David.Woodhouse@intel.com> | 2010-04-09 15:17:41 +0100 |
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committer | David Woodhouse <David.Woodhouse@intel.com> | 2010-04-09 15:21:12 +0100 |
commit | 87d8a69709d971913e6cc7210450fcb8be963667 (patch) | |
tree | 4f8eb95c588f7df84554dcf97d67540664333a7b /drivers/s390/scsi/zfcp_cfdc.c | |
parent | 0b8973a81876d90f916507ac40d1381068dc986a (diff) | |
parent | 2eaa9cfdf33b8d7fb7aff27792192e0019ae8fc6 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-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 f932400e980..0eb6eefd2c1 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; |