diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2016-09-01 18:33:46 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2016-09-01 18:33:46 +0200 |
| commit | 0cb7bf61b1e9f05027de58c80f9b46a714d24e35 (patch) | |
| tree | 41fb55cf62d07b425122f9a8b96412c0d8eb99c5 /drivers/infiniband/hw/hfi1/file_ops.c | |
| parent | aa877175e7a9982233ed8f10cb4bfddd78d82741 (diff) | |
| parent | 3eab887a55424fc2c27553b7bfe32330df83f7b8 (diff) | |
Merge branch 'linus' into smp/hotplug
Apply upstream changes to avoid conflicts with pending patches.
Diffstat (limited to 'drivers/infiniband/hw/hfi1/file_ops.c')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/file_ops.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c index 1ecbec192358..7e03ccd2554d 100644 --- a/drivers/infiniband/hw/hfi1/file_ops.c +++ b/drivers/infiniband/hw/hfi1/file_ops.c @@ -183,6 +183,7 @@ static int hfi1_file_open(struct inode *inode, struct file *fp) if (fd) { fd->rec_cpu_num = -1; /* no cpu affinity by default */ fd->mm = current->mm; + atomic_inc(&fd->mm->mm_count); } fp->private_data = fd; @@ -222,7 +223,7 @@ static long hfi1_file_ioctl(struct file *fp, unsigned int cmd, ret = assign_ctxt(fp, &uinfo); if (ret < 0) return ret; - setup_ctxt(fp); + ret = setup_ctxt(fp); if (ret) return ret; ret = user_init(fp); @@ -779,6 +780,7 @@ static int hfi1_file_close(struct inode *inode, struct file *fp) mutex_unlock(&hfi1_mutex); hfi1_free_ctxtdata(dd, uctxt); done: + mmdrop(fdata->mm); kobject_put(&dd->kobj); kfree(fdata); return 0; |