Module Name:    src
Committed By:   ozaki-r
Date:           Wed Jul 19 09:38:58 UTC 2017

Modified Files:
        src/sys/netipsec: xform_ah.c xform_esp.c xform_ipcomp.c

Log Message:
Don't bother the case of crp->crp_buf == NULL in callbacks


To generate a diff of this commit:
cvs rdiff -u -r1.63 -r1.64 src/sys/netipsec/xform_ah.c \
    src/sys/netipsec/xform_esp.c
cvs rdiff -u -r1.44 -r1.45 src/sys/netipsec/xform_ipcomp.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/netipsec/xform_ah.c
diff -u src/sys/netipsec/xform_ah.c:1.63 src/sys/netipsec/xform_ah.c:1.64
--- src/sys/netipsec/xform_ah.c:1.63	Wed Jul 19 09:03:08 2017
+++ src/sys/netipsec/xform_ah.c	Wed Jul 19 09:38:57 2017
@@ -1,4 +1,4 @@
-/*	$NetBSD: xform_ah.c,v 1.63 2017/07/19 09:03:08 ozaki-r Exp $	*/
+/*	$NetBSD: xform_ah.c,v 1.64 2017/07/19 09:38:57 ozaki-r Exp $	*/
 /*	$FreeBSD: src/sys/netipsec/xform_ah.c,v 1.1.4.1 2003/01/24 05:11:36 sam Exp $	*/
 /*	$OpenBSD: ip_ah.c,v 1.63 2001/06/26 06:18:58 angelos Exp $ */
 /*
@@ -39,7 +39,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: xform_ah.c,v 1.63 2017/07/19 09:03:08 ozaki-r Exp $");
+__KERNEL_RCSID(0, "$NetBSD: xform_ah.c,v 1.64 2017/07/19 09:38:57 ozaki-r Exp $");
 
 #if defined(_KERNEL_OPT)
 #include "opt_inet.h"
@@ -845,14 +845,6 @@ ah_input_cb(struct cryptop *crp)
 		crp = NULL;
 	}
 
-	/* Shouldn't happen... */
-	if (m == NULL) {
-		AH_STATINC(AH_STAT_CRYPTO);
-		DPRINTF(("%s: bogus returned buffer from crypto\n", __func__));
-		error = EINVAL;
-		goto bad;
-	}
-
 	/* Figure out header size. */
 	rplen = HDRSIZE(sav);
 	authsize = AUTHSIZE(sav);
@@ -1220,13 +1212,6 @@ ah_output_cb(struct cryptop *crp)
 		goto bad;
 	}
 
-	/* Shouldn't happen... */
-	if (m == NULL) {
-		AH_STATINC(AH_STAT_CRYPTO);
-		DPRINTF(("%s: bogus returned buffer from crypto\n", __func__));
-		error = EINVAL;
-		goto bad;
-	}
 	AH_STATINC(AH_STAT_HIST + ah_stats[sav->alg_auth]);
 
 	/*
Index: src/sys/netipsec/xform_esp.c
diff -u src/sys/netipsec/xform_esp.c:1.63 src/sys/netipsec/xform_esp.c:1.64
--- src/sys/netipsec/xform_esp.c:1.63	Wed Jul 19 09:03:08 2017
+++ src/sys/netipsec/xform_esp.c	Wed Jul 19 09:38:57 2017
@@ -1,4 +1,4 @@
-/*	$NetBSD: xform_esp.c,v 1.63 2017/07/19 09:03:08 ozaki-r Exp $	*/
+/*	$NetBSD: xform_esp.c,v 1.64 2017/07/19 09:38:57 ozaki-r Exp $	*/
 /*	$FreeBSD: src/sys/netipsec/xform_esp.c,v 1.2.2.1 2003/01/24 05:11:36 sam Exp $	*/
 /*	$OpenBSD: ip_esp.c,v 1.69 2001/06/26 06:18:59 angelos Exp $ */
 
@@ -39,7 +39,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: xform_esp.c,v 1.63 2017/07/19 09:03:08 ozaki-r Exp $");
+__KERNEL_RCSID(0, "$NetBSD: xform_esp.c,v 1.64 2017/07/19 09:38:57 ozaki-r Exp $");
 
 #if defined(_KERNEL_OPT)
 #include "opt_inet.h"
@@ -554,13 +554,6 @@ esp_input_cb(struct cryptop *crp)
 		goto bad;
 	}
 
-	/* Shouldn't happen... */
-	if (m == NULL) {
-		ESP_STATINC(ESP_STAT_CRYPTO);
-		DPRINTF(("%s: bogus returned buffer from crypto\n", __func__));
-		error = EINVAL;
-		goto bad;
-	}
 	ESP_STATINC(ESP_STAT_HIST + esp_stats[sav->alg_enc]);
 
 	/* If authentication was performed, check now. */
@@ -998,13 +991,6 @@ esp_output_cb(struct cryptop *crp)
 		goto bad;
 	}
 
-	/* Shouldn't happen... */
-	if (m == NULL) {
-		ESP_STATINC(ESP_STAT_CRYPTO);
-		DPRINTF(("%s: bogus returned buffer from crypto\n", __func__));
-		error = EINVAL;
-		goto bad;
-	}
 	ESP_STATINC(ESP_STAT_HIST + esp_stats[sav->alg_enc]);
 	if (sav->tdb_authalgxform != NULL)
 		AH_STATINC(AH_STAT_HIST + ah_stats[sav->alg_auth]);

Index: src/sys/netipsec/xform_ipcomp.c
diff -u src/sys/netipsec/xform_ipcomp.c:1.44 src/sys/netipsec/xform_ipcomp.c:1.45
--- src/sys/netipsec/xform_ipcomp.c:1.44	Wed Jul 19 09:03:08 2017
+++ src/sys/netipsec/xform_ipcomp.c	Wed Jul 19 09:38:57 2017
@@ -1,4 +1,4 @@
-/*	$NetBSD: xform_ipcomp.c,v 1.44 2017/07/19 09:03:08 ozaki-r Exp $	*/
+/*	$NetBSD: xform_ipcomp.c,v 1.45 2017/07/19 09:38:57 ozaki-r Exp $	*/
 /*	$FreeBSD: src/sys/netipsec/xform_ipcomp.c,v 1.1.4.1 2003/01/24 05:11:36 sam Exp $	*/
 /* $OpenBSD: ip_ipcomp.c,v 1.1 2001/07/05 12:08:52 jjbg Exp $ */
 
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: xform_ipcomp.c,v 1.44 2017/07/19 09:03:08 ozaki-r Exp $");
+__KERNEL_RCSID(0, "$NetBSD: xform_ipcomp.c,v 1.45 2017/07/19 09:38:57 ozaki-r Exp $");
 
 /* IP payload compression protocol (IPComp), see RFC 2393 */
 #if defined(_KERNEL_OPT)
@@ -290,13 +290,7 @@ ipcomp_input_cb(struct cryptop *crp)
 		error = crp->crp_etype;
 		goto bad;
 	}
-	/* Shouldn't happen... */
-	if (m == NULL) {
-		IPCOMP_STATINC(IPCOMP_STAT_CRYPTO);
-		DPRINTF(("%s: null mbuf returned from crypto\n", __func__));
-		error = EINVAL;
-		goto bad;
-	}
+
 	IPCOMP_STATINC(IPCOMP_STAT_HIST + ipcomp_stats[sav->alg_comp]);
 
 	/* Update the counters */
@@ -563,13 +557,7 @@ ipcomp_output_cb(struct cryptop *crp)
 		error = crp->crp_etype;
 		goto bad;
 	}
-	/* Shouldn't happen... */
-	if (m == NULL) {
-		IPCOMP_STATINC(IPCOMP_STAT_CRYPTO);
-		DPRINTF(("%s: bogus return buffer from crypto\n", __func__));
-		error = EINVAL;
-		goto bad;
-	}
+
 	IPCOMP_STATINC(IPCOMP_STAT_HIST + ipcomp_stats[sav->alg_comp]);
 
 	if (rlen > crp->crp_olen) {

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