[PATCH 4/4] net/softnic: fix string copy
From: Reshma Pattan <hidden>
Date: 2018-10-30 14:23:01
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Reshma Pattan <redacted>
Use strlcpy instead of strcpy to avoid buffer overrun.
Coverity issue: 323478
Fixes: b767f8efc8 ("net/softnic: replace pointers with arrays")
CC: cristian.dumitrescu@intel.com
CC: jasvinder.singh@intel.com
Signed-off-by: Reshma Pattan <redacted>
---
drivers/net/softnic/rte_eth_softnic_cli.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/drivers/net/softnic/rte_eth_softnic_cli.c b/drivers/net/softnic/rte_eth_softnic_cli.c
index a0beca904..57b623377 100644
--- a/drivers/net/softnic/rte_eth_softnic_cli.c
+++ b/drivers/net/softnic/rte_eth_softnic_cli.c@@ -1867,7 +1867,7 @@ cmd_pipeline_port_in(struct pmd_internals *softnic, p.type = PORT_IN_RXQ; - strcpy(p.dev_name, tokens[t0 + 1]); + strlcpy(p.dev_name, tokens[t0 + 1], sizeof(p.dev_name)); if (strcmp(tokens[t0 + 2], "rxq") != 0) { snprintf(out, out_size, MSG_ARG_NOT_FOUND, "rxq");
@@ -1890,7 +1890,7 @@ cmd_pipeline_port_in(struct pmd_internals *softnic, p.type = PORT_IN_SWQ; - strcpy(p.dev_name, tokens[t0 + 1]); + strlcpy(p.dev_name, tokens[t0 + 1], sizeof(p.dev_name)); t0 += 2; } else if (strcmp(tokens[t0], "tmgr") == 0) {
@@ -1902,7 +1902,7 @@ cmd_pipeline_port_in(struct pmd_internals *softnic, p.type = PORT_IN_TMGR; - strcpy(p.dev_name, tokens[t0 + 1]); + strlcpy(p.dev_name, tokens[t0 + 1], sizeof(p.dev_name)); t0 += 2; } else if (strcmp(tokens[t0], "tap") == 0) {
@@ -1914,7 +1914,7 @@ cmd_pipeline_port_in(struct pmd_internals *softnic, p.type = PORT_IN_TAP; - strcpy(p.dev_name, tokens[t0 + 1]); + strlcpy(p.dev_name, tokens[t0 + 1], sizeof(p.dev_name)); if (strcmp(tokens[t0 + 2], "mempool") != 0) { snprintf(out, out_size, MSG_ARG_NOT_FOUND,
@@ -2009,7 +2009,8 @@ cmd_pipeline_port_in(struct pmd_internals *softnic, return; } - strcpy(p.action_profile_name, tokens[t0 + 1]); + strlcpy(p.action_profile_name, tokens[t0 + 1], + sizeof(p.action_profile_name)); t0 += 2; }
--
2.17.1