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authorMark Brown <broonie@kernel.org>2020-12-11 17:49:01 +0000
committerMark Brown <broonie@kernel.org>2020-12-11 17:49:01 +0000
commit3e98a021cc85e7d52acdd1eae8a988e975ec5bf9 (patch)
treececfac58b9550a602555a02a9d583ed0f3378b38 /drivers/infiniband/hw/hfi1/file_ops.c
parent58f7553fa424fd0fd74e8b796d50c66014cebebe (diff)
parent2fee9583198eb97b5351feda7bd825e0f778385c (diff)
Merge remote-tracking branch 'spi/for-5.11' into spi-next
Diffstat (limited to 'drivers/infiniband/hw/hfi1/file_ops.c')
-rw-r--r--drivers/infiniband/hw/hfi1/file_ops.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c
index 8ca51e43cf53..329ee4f48d95 100644
--- a/drivers/infiniband/hw/hfi1/file_ops.c
+++ b/drivers/infiniband/hw/hfi1/file_ops.c
@@ -1,4 +1,5 @@
/*
+ * Copyright(c) 2020 Cornelis Networks, Inc.
* Copyright(c) 2015-2020 Intel Corporation.
*
* This file is provided under a dual BSD/GPLv2 license. When using or
@@ -206,8 +207,6 @@ static int hfi1_file_open(struct inode *inode, struct file *fp)
spin_lock_init(&fd->tid_lock);
spin_lock_init(&fd->invalid_lock);
fd->rec_cpu_num = -1; /* no cpu affinity by default */
- fd->mm = current->mm;
- mmgrab(fd->mm);
fd->dd = dd;
fp->private_data = fd;
return 0;
@@ -711,7 +710,6 @@ static int hfi1_file_close(struct inode *inode, struct file *fp)
deallocate_ctxt(uctxt);
done:
- mmdrop(fdata->mm);
if (atomic_dec_and_test(&dd->user_refcount))
complete(&dd->user_comp);