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IB/hfi1: Restructure hfi1_file_open 

Rearrange the file open call in prep for new changes.

Reviewed-by: Dean Luick <dean.luick@intel.com>
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Ira Weiny 2016-07-28 12:27:35 -04:00 committed by Doug Ledford
parent ff4ce9bde9
commit ea3a0ee52d
1 changed files with 10 additions and 4 deletions
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14
drivers/infiniband/hw/hfi1/file_ops.c
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@ -168,6 +168,7 @@ static inline int is_valid_mmap(u64 token)
static int hfi1_file_open(struct inode *inode, struct file *fp) static int hfi1_file_open(struct inode *inode, struct file *fp)
{ {
struct hfi1_filedata *fd;
struct hfi1_devdata *dd = container_of(inode->i_cdev, struct hfi1_devdata *dd = container_of(inode->i_cdev,
struct hfi1_devdata, struct hfi1_devdata,
user_cdev); user_cdev);
@ -176,10 +177,15 @@ static int hfi1_file_open(struct inode *inode, struct file *fp)
kobject_get(&dd->kobj); kobject_get(&dd->kobj);
/* The real work is performed later in assign_ctxt() */ /* The real work is performed later in assign_ctxt() */
fp->private_data = kzalloc(sizeof(struct hfi1_filedata), GFP_KERNEL);
if (fp->private_data) /* no cpu affinity by default */ fd = kzalloc(sizeof(*fd), GFP_KERNEL);
((struct hfi1_filedata *)fp->private_data)->rec_cpu_num = -1;
return fp->private_data ? 0 : -ENOMEM; if (fd) /* no cpu affinity by default */
fd->rec_cpu_num = -1;
fp->private_data = fd;
return fd ? 0 : -ENOMEM;
} }
static long hfi1_file_ioctl(struct file *fp, unsigned int cmd, static long hfi1_file_ioctl(struct file *fp, unsigned int cmd,