Null value for parameter name will cause segfault for the strnlen and strcmp functions.
Fixes: 0b33b68d12 ("ethdev: export allocate function") Fixes: 942661004c ("ethdev: export secondary attach function") Cc: sta...@dpdk.org Signed-off-by: Mohammad Abdul Awal <mohammad.abdul.a...@intel.com> --- lib/librte_ethdev/rte_ethdev.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/lib/librte_ethdev/rte_ethdev.c b/lib/librte_ethdev/rte_ethdev.c index 10bdfb37e..26898ed08 100644 --- a/lib/librte_ethdev/rte_ethdev.c +++ b/lib/librte_ethdev/rte_ethdev.c @@ -440,6 +440,11 @@ rte_eth_dev_allocate(const char *name) struct rte_eth_dev *eth_dev = NULL; size_t name_len; + if (name == NULL) { + RTE_ETHDEV_LOG(ERR, "Null pointer is specified\n"); + return NULL; + } + name_len = strnlen(name, RTE_ETH_NAME_MAX_LEN); if (name_len == 0) { RTE_ETHDEV_LOG(ERR, "Zero length Ethernet device name\n"); @@ -492,6 +497,11 @@ rte_eth_dev_attach_secondary(const char *name) uint16_t i; struct rte_eth_dev *eth_dev = NULL; + if (name == NULL) { + RTE_ETHDEV_LOG(ERR, "Null pointer is specified\n"); + return NULL; + } + rte_eth_dev_shared_data_prepare(); /* Synchronize port attachment to primary port creation and release. */ -- 2.17.1