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authorRalph Campbell <ralph.campbell@qlogic.com>2010-06-03 00:21:07 +0000
committerRoland Dreier <rolandd@cisco.com>2010-07-19 13:21:24 -0700
commitcc323b2aaa3921c4eeec309ff64256b0c43ca752 (patch)
tree9f07d591a8baf9a267897a3c2a87859f54c27ce2 /drivers/infiniband
parent589643be6693c46fbc54bae77745f336c8ed4bcc (diff)
IB/qib: Avoid variable-length array
Rather than use a variable size array allocation on the stack, define a constant for the maximum array size possible. Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/qib/qib.h3
-rw-r--r--drivers/infiniband/hw/qib/qib_tx.c2
2 files changed, 4 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/qib/qib.h b/drivers/infiniband/hw/qib/qib.h
index 3593983df7b..e67dba40d52 100644
--- a/drivers/infiniband/hw/qib/qib.h
+++ b/drivers/infiniband/hw/qib/qib.h
@@ -326,6 +326,9 @@ struct qib_verbs_txreq {
#define QIB_DEFAULT_MTU 4096
+/* max number of IB ports supported per HCA */
+#define QIB_MAX_IB_PORTS 2
+
/*
* Possible IB config parameters for f_get/set_ib_table()
*/
diff --git a/drivers/infiniband/hw/qib/qib_tx.c b/drivers/infiniband/hw/qib/qib_tx.c
index af30232b683..7f36454c225 100644
--- a/drivers/infiniband/hw/qib/qib_tx.c
+++ b/drivers/infiniband/hw/qib/qib_tx.c
@@ -170,7 +170,7 @@ static int find_ctxt(struct qib_devdata *dd, unsigned bufn)
void qib_disarm_piobufs_set(struct qib_devdata *dd, unsigned long *mask,
unsigned cnt)
{
- struct qib_pportdata *ppd, *pppd[dd->num_pports];
+ struct qib_pportdata *ppd, *pppd[QIB_MAX_IB_PORTS];
unsigned i;
unsigned long flags;