git: edb302bb49e0 - main - linuxkpi: Fix strlcpy size in linuxkpi_alloc_netdev()

From: Pouria Mousavizadeh Tehrani <pouria_at_FreeBSD.org>
Date: Wed, 22 Apr 2026 20:52:02 UTC
The branch main has been updated by pouria:

URL: https://cgit.FreeBSD.org/src/commit/?id=edb302bb49e00723030b84624f16217f18760564

commit edb302bb49e00723030b84624f16217f18760564
Author:     Weixie Cui <cuiweixie@gmail.com>
AuthorDate: 2026-03-31 10:21:30 +0000
Commit:     Pouria Mousavizadeh Tehrani <pouria@FreeBSD.org>
CommitDate: 2026-04-22 20:51:48 +0000

    linuxkpi: Fix strlcpy size in linuxkpi_alloc_netdev()
    
    `sizeof(*ndev->name)` is `sizeof(char)`, not IFNAMSIZ, so
    the interface name was effectively limited to a single byte.
    Use `sizeof(ndev->name)` for the `char name[IFNAMSIZ]` member.
    
    Signed-off-by:  Weixie Cui <cuiweixie@gmail.com>
    Reviewed by:    pouria
    Pull-Request:   https://github.com/freebsd/freebsd-src/pull/2111
---
 sys/compat/linuxkpi/common/src/linux_netdev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/compat/linuxkpi/common/src/linux_netdev.c b/sys/compat/linuxkpi/common/src/linux_netdev.c
index ce9153614104..11bbbfe6e279 100644
--- a/sys/compat/linuxkpi/common/src/linux_netdev.c
+++ b/sys/compat/linuxkpi/common/src/linux_netdev.c
@@ -405,7 +405,7 @@ linuxkpi_alloc_netdev(size_t len, const char *name, uint32_t flags,
 	/* Always first as it zeros! */
 	linuxkpi_init_dummy_netdev(ndev);
 
-	strlcpy(ndev->name, name, sizeof(*ndev->name));
+	strlcpy(ndev->name, name, sizeof(ndev->name));
 
 	/* This needs extending as we support more. */