git: 17ad5b249dd7 - main - sis: plug set-but-not-used vars

The branch main has been updated by mjg:

URL: https://cgit.FreeBSD.org/src/commit/?id=17ad5b249dd79de8c4b4d7939f8165a07c114ac7

commit 17ad5b249dd79de8c4b4d7939f8165a07c114ac7
Author:     Mateusz Guzik <mjg@FreeBSD.org>
AuthorDate: 2021-12-14 14:31:10 +0000
Commit:     Mateusz Guzik <mjg@FreeBSD.org>
CommitDate: 2021-12-14 14:31:10 +0000

    sis: plug set-but-not-used vars
    
    Sponsored by:   Rubicon Communications, LLC ("Netgate")
---
 sys/dev/sis/if_sis.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/sys/dev/sis/if_sis.c b/sys/dev/sis/if_sis.c
index b4cc9e38a653..ecc42e991df4 100644
--- a/sys/dev/sis/if_sis.c
+++ b/sys/dev/sis/if_sis.c
@@ -2372,12 +2372,10 @@ sis_add_sysctls(struct sis_softc *sc)
 {
 	struct sysctl_ctx_list *ctx;
 	struct sysctl_oid_list *children;
-	int unit;
 
 	ctx = device_get_sysctl_ctx(sc->sis_dev);
 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(sc->sis_dev));
 
-	unit = device_get_unit(sc->sis_dev);
 	/*
 	 * Unlike most other controllers, NS DP83815/DP83816 controllers
 	 * seem to pad with 0xFF when it encounter short frames.  According