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Date:      Fri, 12 Mar 2021 12:15:35 GMT
From:      Kristof Provost <kp@FreeBSD.org>
To:        src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org
Subject:   git: 28dc2c954f50 - main - pf: Simplify cleanup
Message-ID:  <202103121215.12CCFZYQ031208@gitrepo.freebsd.org>

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The branch main has been updated by kp:

URL: https://cgit.FreeBSD.org/src/commit/?id=28dc2c954f5096ae594ed5cd7a83d66ce4bf1ded

commit 28dc2c954f5096ae594ed5cd7a83d66ce4bf1ded
Author:     Kristof Provost <kp@FreeBSD.org>
AuthorDate: 2021-03-10 14:15:16 +0000
Commit:     Kristof Provost <kp@FreeBSD.org>
CommitDate: 2021-03-12 11:12:35 +0000

    pf: Simplify cleanup
    
    We can now counter_u64_free(NULL), so remove the checks.
    
    MFC after:      1 week
    Sponsored by:   Rubicon Communications, LLC ("Netgate")
    Differential Revision:  https://reviews.freebsd.org/D29190
---
 sys/netpfil/pf/if_pfsync.c |  6 ++----
 sys/netpfil/pf/pf.c        | 12 ++++--------
 sys/netpfil/pf/pf_if.c     |  6 ++----
 3 files changed, 8 insertions(+), 16 deletions(-)

diff --git a/sys/netpfil/pf/if_pfsync.c b/sys/netpfil/pf/if_pfsync.c
index 1cdb365c98df..059300f6a6a7 100644
--- a/sys/netpfil/pf/if_pfsync.c
+++ b/sys/netpfil/pf/if_pfsync.c
@@ -624,10 +624,8 @@ cleanup:
 cleanup_state:	/* pf_state_insert() frees the state keys. */
 	if (st) {
 		for (int i = 0; i < 2; i++) {
-			if (st->packets[i] != NULL)
-				counter_u64_free(st->packets[i]);
-			if (st->bytes[i] != NULL)
-				counter_u64_free(st->bytes[i]);
+			counter_u64_free(st->packets[i]);
+			counter_u64_free(st->bytes[i]);
 		}
 		if (st->dst.scrub)
 			uma_zfree(V_pf_state_scrub_z, st->dst.scrub);
diff --git a/sys/netpfil/pf/pf.c b/sys/netpfil/pf/pf.c
index c131f810b0ec..f088f117b8e8 100644
--- a/sys/netpfil/pf/pf.c
+++ b/sys/netpfil/pf/pf.c
@@ -707,10 +707,8 @@ pf_free_src_node(struct pf_ksrc_node *sn)
 {
 
 	for (int i = 0; i < 2; i++) {
-		if (sn->bytes[i])
-			counter_u64_free(sn->bytes[i]);
-		if (sn->packets[i])
-			counter_u64_free(sn->packets[i]);
+		counter_u64_free(sn->bytes[i]);
+		counter_u64_free(sn->packets[i]);
 	}
 	uma_zfree(V_pf_sources_z, sn);
 }
@@ -1739,10 +1737,8 @@ pf_free_state(struct pf_state *cur)
 	    cur->timeout));
 
 	for (int i = 0; i < 2; i++) {
-		if (cur->bytes[i] != NULL)
-			counter_u64_free(cur->bytes[i]);
-		if (cur->packets[i] != NULL)
-			counter_u64_free(cur->packets[i]);
+		counter_u64_free(cur->bytes[i]);
+		counter_u64_free(cur->packets[i]);
 	}
 
 	pf_normalize_tcp_cleanup(cur);
diff --git a/sys/netpfil/pf/pf_if.c b/sys/netpfil/pf/pf_if.c
index e941e3a79b91..be290a1e1f2e 100644
--- a/sys/netpfil/pf/pf_if.c
+++ b/sys/netpfil/pf/pf_if.c
@@ -256,10 +256,8 @@ pf_kkif_free(struct pfi_kkif *kif)
 	for (int i = 0; i < 2; i++) {
 		for (int j = 0; j < 2; j++) {
 			for (int k = 0; k < 2; k++) {
-				if (kif->pfik_packets[i][j][k])
-					counter_u64_free(kif->pfik_packets[i][j][k]);
-				if (kif->pfik_bytes[i][j][k])
-					counter_u64_free(kif->pfik_bytes[i][j][k]);
+				counter_u64_free(kif->pfik_packets[i][j][k]);
+				counter_u64_free(kif->pfik_bytes[i][j][k]);
 			}
 		}
 	}



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