git: e2a87c08171a - stable/15 - ifconfig.8: Mention max name length

The branch stable/15 has been updated by ziaee:

URL: https://cgit.FreeBSD.org/src/commit/?id=e2a87c08171acd5c3a037c1dd74a5504ff9cc881

commit e2a87c08171acd5c3a037c1dd74a5504ff9cc881
Author:     William Carrel <william.a@carrel.org>
AuthorDate: 2025-10-30 18:39:29 +0000
Commit:     Alexander Ziaee <ziaee@FreeBSD.org>
CommitDate: 2025-11-03 23:27:19 +0000

    ifconfig.8: Mention max name length
    
    PR:             289113
    MFC after:      3 days
    
    (cherry picked from commit 832cd05905980d0f6547bf02745b054c1f4af1eb)
---
 sbin/ifconfig/ifconfig.8 | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sbin/ifconfig/ifconfig.8 b/sbin/ifconfig/ifconfig.8
index bf9a032d8c58..481181d3d5d2 100644
--- a/sbin/ifconfig/ifconfig.8
+++ b/sbin/ifconfig/ifconfig.8
@@ -630,6 +630,9 @@ This is useful for devices which have multiple physical layer interfaces
 .It Cm name Ar name
 Set the interface name to
 .Ar name .
+The
+.Ar name
+may not be longer than 15 characters.
 .It Cm rxcsum , txcsum , rxcsum6 , txcsum6
 If the driver supports user-configurable checksum offloading,
 enable receive (or transmit) checksum offloading on the interface.