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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2015-09-16 09:22:20 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2015-09-18 11:28:47 -0400 |
| commit | 50b19729ced72cfa8bb1c44fed9203f395f13991 (patch) | |
| tree | 58b03546dcd209e395713089beb881e69e1ddbdc | |
| parent | aeef010a0f63ad0a6f993d3da30753e9a8a39ec5 (diff) | |
| download | linux-50b19729ced72cfa8bb1c44fed9203f395f13991.tar.bz2 | |
IB/hfi1: checking for NULL instead of IS_ERR
__get_txreq() returns an ERR_PTR() but this checks for NULL so it would
oops on failure.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
| -rw-r--r-- | drivers/staging/rdma/hfi1/verbs.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/staging/rdma/hfi1/verbs.c b/drivers/staging/rdma/hfi1/verbs.c index 53ac21431542..41bb59eb001c 100644 --- a/drivers/staging/rdma/hfi1/verbs.c +++ b/drivers/staging/rdma/hfi1/verbs.c @@ -749,11 +749,13 @@ static inline struct verbs_txreq *get_txreq(struct hfi1_ibdev *dev, struct verbs_txreq *tx; tx = kmem_cache_alloc(dev->verbs_txreq_cache, GFP_ATOMIC); - if (!tx) + if (!tx) { /* call slow path to get the lock */ tx = __get_txreq(dev, qp); - if (tx) - tx->qp = qp; + if (IS_ERR(tx)) + return tx; + } + tx->qp = qp; return tx; } |