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path: root/drivers/infiniband/hw/ipath/ipath_cq.c
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Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_cq.c')
-rw-r--r--drivers/infiniband/hw/ipath/ipath_cq.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_cq.c b/drivers/infiniband/hw/ipath/ipath_cq.c
index 3c4c198a451..049221bc590 100644
--- a/drivers/infiniband/hw/ipath/ipath_cq.c
+++ b/drivers/infiniband/hw/ipath/ipath_cq.c
@@ -172,7 +172,7 @@ struct ib_cq *ipath_create_cq(struct ib_device *ibdev, int entries,
struct ipath_cq_wc *wc;
struct ib_cq *ret;
- if (entries > ib_ipath_max_cqes) {
+ if (entries < 1 || entries > ib_ipath_max_cqes) {
ret = ERR_PTR(-EINVAL);
goto done;
}
@@ -324,6 +324,11 @@ int ipath_resize_cq(struct ib_cq *ibcq, int cqe, struct ib_udata *udata)
u32 head, tail, n;
int ret;
+ if (cqe < 1 || cqe > ib_ipath_max_cqes) {
+ ret = -EINVAL;
+ goto bail;
+ }
+
/*
* Need to use vmalloc() if we want to support large #s of entries.
*/