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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-10-16 09:22:22 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-10-16 09:22:22 +0200
commit58f2c391cc0560231d7636c39d31b1b26c9396b7 (patch)
tree67956eea736a8763f67be8a52bcaf0d3fe4374f4 /drivers/infiniband/hw/hfi1/file_ops.c
parentc2e5df616e1ae6c2a074cb241ebb65a318ebaf7c (diff)
parent33d930e59a98fa10a0db9f56c7fa2f21a4aef9b9 (diff)
downloadlinux-58f2c391cc0560231d7636c39d31b1b26c9396b7.tar.gz
linux-58f2c391cc0560231d7636c39d31b1b26c9396b7.tar.xz
Merge 4.14-rc5 into char-misc-next
We need the fixes in here to resolve merge issues and for testing. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/infiniband/hw/hfi1/file_ops.c')
-rw-r--r--drivers/infiniband/hw/hfi1/file_ops.c41
1 files changed, 22 insertions, 19 deletions
diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c
index 2bc89260235a..d9a1e9893136 100644
--- a/drivers/infiniband/hw/hfi1/file_ops.c
+++ b/drivers/infiniband/hw/hfi1/file_ops.c
@@ -930,15 +930,8 @@ static int assign_ctxt(struct hfi1_filedata *fd, struct hfi1_user_info *uinfo)
switch (ret) {
case 0:
ret = setup_base_ctxt(fd, uctxt);
- if (uctxt->subctxt_cnt) {
- /*
- * Base context is done (successfully or not), notify
- * anybody using a sub-context that is waiting for
- * this completion.
- */
- clear_bit(HFI1_CTXT_BASE_UNINIT, &uctxt->event_flags);
- wake_up(&uctxt->wait);
- }
+ if (ret)
+ deallocate_ctxt(uctxt);
break;
case 1:
ret = complete_subctxt(fd);
@@ -1305,25 +1298,25 @@ static int setup_base_ctxt(struct hfi1_filedata *fd,
/* Now allocate the RcvHdr queue and eager buffers. */
ret = hfi1_create_rcvhdrq(dd, uctxt);
if (ret)
- return ret;
+ goto done;
ret = hfi1_setup_eagerbufs(uctxt);
if (ret)
- goto setup_failed;
+ goto done;
/* If sub-contexts are enabled, do the appropriate setup */
if (uctxt->subctxt_cnt)
ret = setup_subctxt(uctxt);
if (ret)
- goto setup_failed;
+ goto done;
ret = hfi1_alloc_ctxt_rcv_groups(uctxt);
if (ret)
- goto setup_failed;
+ goto done;
ret = init_user_ctxt(fd, uctxt);
if (ret)
- goto setup_failed;
+ goto done;
user_init(uctxt);
@@ -1331,12 +1324,22 @@ static int setup_base_ctxt(struct hfi1_filedata *fd,
fd->uctxt = uctxt;
hfi1_rcd_get(uctxt);
- return 0;
+done:
+ if (uctxt->subctxt_cnt) {
+ /*
+ * On error, set the failed bit so sub-contexts will clean up
+ * correctly.
+ */
+ if (ret)
+ set_bit(HFI1_CTXT_BASE_FAILED, &uctxt->event_flags);
-setup_failed:
- /* Set the failed bit so sub-context init can do the right thing */
- set_bit(HFI1_CTXT_BASE_FAILED, &uctxt->event_flags);
- deallocate_ctxt(uctxt);
+ /*
+ * Base context is done (successfully or not), notify anybody
+ * using a sub-context that is waiting for this completion.
+ */
+ clear_bit(HFI1_CTXT_BASE_UNINIT, &uctxt->event_flags);
+ wake_up(&uctxt->wait);
+ }
return ret;
}