[dpdk-dev] [PATCH 12/18] drivers: net: sfc: fix another strncpy size and NUL
Andy Green
andy at warmcat.com
Tue May 8 06:30:28 CEST 2018
---
drivers/net/sfc/sfc_ethdev.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/net/sfc/sfc_ethdev.c b/drivers/net/sfc/sfc_ethdev.c
index e9bb283e0..bd5f17f33 100644
--- a/drivers/net/sfc/sfc_ethdev.c
+++ b/drivers/net/sfc/sfc_ethdev.c
@@ -662,10 +662,13 @@ sfc_xstats_get_names(struct rte_eth_dev *dev,
for (i = 0; i < EFX_MAC_NSTATS; ++i) {
if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
- if (xstats_names != NULL && nstats < xstats_count)
+ if (xstats_names != NULL && nstats < xstats_count) {
strncpy(xstats_names[nstats].name,
efx_mac_stat_name(sa->nic, i),
- sizeof(xstats_names[0].name));
+ sizeof(xstats_names[0].name) - 1);
+ xstats_names[0].name[
+ sizeof(xstats_names[0].name) - 1] = '\0';
+ }
nstats++;
}
}
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