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commit 4fb47a6a6df7e128e539c2577962272c1ccee80f
Author: Carlos Sanchez <carlossanc...@geotab.com>
AuthorDate: Tue Apr 15 19:03:45 2025 +0200
canutils/slcan: Work with CAN interfaces with names longer than 4
characters.
Signed-off-by: Carlos Sanchez <carlossanc...@geotab.com>
---
canutils/slcan/slcan.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/canutils/slcan/slcan.c b/canutils/slcan/slcan.c
index 84d7a1399..e2759a20c 100644
--- a/canutils/slcan/slcan.c
+++ b/canutils/slcan/slcan.c
@@ -137,8 +137,7 @@ static int caninit(char *candev, int *s, struct
sockaddr_can *addr,
syslog(LOG_ERR, "Error opening CAN socket\n");
return -1;
}
- strncpy(ifr.ifr_name, candev, 4);
- ifr.ifr_name[4] = '\0';
+ strlcpy(ifr.ifr_name, candev, IFNAMSIZ);
ifr.ifr_ifindex = if_nametoindex(ifr.ifr_name);
if (!ifr.ifr_ifindex)
{
