[dpdk-dev] [PATCH v5 1/2] net/mlx5: fix crashing testpmd on null drv opts
Moti Haimovsky
motih at mellanox.com
Tue Jun 18 16:56:13 CEST 2019
mlx5 implements mlx5_flow_null_drv_ops to be used when a specific
flow typei/driver is not available or invalid.
This routines return error without modifying the rte_flow_error
parameter passed to them which causes testpmd, for example, to crash.
This commit addresses the issue by modifying the rte_flow_error
parameter in theses routines.
Fixes: 0c76d1c9a18d ("net/mlx5: add abstraction for multiple flow drivers")
Fixes: 684dafe795d0 ("net/mlx5: add flow query abstraction interface")
Cc: stable at dpdk.org
Signed-off-by: Moti Haimovsky <motih at mellanox.com>
---
v4, v5:
* Resend the message from a server not inserting DOS line-termination
symbols.
v3:
* Modified patch subject.
v2:
* Fixed checkpatch warnings.
---
drivers/net/mlx5/mlx5_flow.c | 29 +++++++++++++++--------------
1 file changed, 15 insertions(+), 14 deletions(-)
diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
index 9887018..e5a8e33 100644
--- a/drivers/net/mlx5/mlx5_flow.c
+++ b/drivers/net/mlx5/mlx5_flow.c
@@ -1694,19 +1694,20 @@ uint32_t mlx5_flow_adjust_priority(struct rte_eth_dev *dev, int32_t priority,
const struct rte_flow_attr *attr __rte_unused,
const struct rte_flow_item items[] __rte_unused,
const struct rte_flow_action actions[] __rte_unused,
- struct rte_flow_error *error __rte_unused)
+ struct rte_flow_error *error)
{
- rte_errno = ENOTSUP;
- return -rte_errno;
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL, NULL);
}
static struct mlx5_flow *
flow_null_prepare(const struct rte_flow_attr *attr __rte_unused,
const struct rte_flow_item items[] __rte_unused,
const struct rte_flow_action actions[] __rte_unused,
- struct rte_flow_error *error __rte_unused)
+ struct rte_flow_error *error)
{
- rte_errno = ENOTSUP;
+ rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL, NULL);
return NULL;
}
@@ -1716,19 +1717,19 @@ uint32_t mlx5_flow_adjust_priority(struct rte_eth_dev *dev, int32_t priority,
const struct rte_flow_attr *attr __rte_unused,
const struct rte_flow_item items[] __rte_unused,
const struct rte_flow_action actions[] __rte_unused,
- struct rte_flow_error *error __rte_unused)
+ struct rte_flow_error *error)
{
- rte_errno = ENOTSUP;
- return -rte_errno;
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL, NULL);
}
static int
flow_null_apply(struct rte_eth_dev *dev __rte_unused,
struct rte_flow *flow __rte_unused,
- struct rte_flow_error *error __rte_unused)
+ struct rte_flow_error *error)
{
- rte_errno = ENOTSUP;
- return -rte_errno;
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL, NULL);
}
static void
@@ -1748,10 +1749,10 @@ uint32_t mlx5_flow_adjust_priority(struct rte_eth_dev *dev, int32_t priority,
struct rte_flow *flow __rte_unused,
const struct rte_flow_action *actions __rte_unused,
void *data __rte_unused,
- struct rte_flow_error *error __rte_unused)
+ struct rte_flow_error *error)
{
- rte_errno = ENOTSUP;
- return -rte_errno;
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL, NULL);
}
/* Void driver to protect from null pointer reference. */
--
1.8.3.1
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