6 files changed, 18 insertions, 6 deletions
diff --git a/sys/dev/pci/alipm.c b/sys/dev/pci/alipm.c
index 8c71bd497e5..da1c657dedf 100644
--- a/sys/dev/pci/alipm.c
+++ b/sys/dev/pci/alipm.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: alipm.c,v 1.15 2010/04/08 00:23:53 tedu Exp $	*/
+/*	$OpenBSD: alipm.c,v 1.16 2012/10/05 10:51:28 haesbaert Exp $	*/
 
 /*
  * Copyright (c) 2005 Mark Kettenis
@@ -327,6 +327,8 @@ alipm_smb_exec(void *cookie, i2c_op_t op, i2c_addr_t addr,
 		ctl = ALIPM_SMB_HC_CMD_BDATA;
 	else if (len == 2)
 		ctl = ALIPM_SMB_HC_CMD_WDATA;
+	else
+		panic("%s: unexpected len %zd", __func__, len);
 	bus_space_write_1(sc->sc_iot, sc->sc_ioh, ALIPM_SMB_HC, ctl);
 
 	/* Start transaction */
diff --git a/sys/dev/pci/amdiic.c b/sys/dev/pci/amdiic.c
index 51a64ce8fe8..f8203e893a6 100644
--- a/sys/dev/pci/amdiic.c
+++ b/sys/dev/pci/amdiic.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: amdiic.c,v 1.9 2011/04/09 04:33:40 deraadt Exp $	*/
+/*	$OpenBSD: amdiic.c,v 1.10 2012/10/05 10:51:28 haesbaert Exp $	*/
 
 /*
  * Copyright (c) 2005 Alexander Yurchenko <grange@openbsd.org>
@@ -320,6 +320,8 @@ amdiic_i2c_exec(void *cookie, i2c_op_t op, i2c_addr_t addr,
 		proto = AMD8111_SMB_PROTO_BDATA;
 	else if (len == 2)
 		proto = AMD8111_SMB_PROTO_WDATA;
+	else
+		panic("%s: unexpected len %zd", __func__, len);
 
 	/* Set direction */
 	if (I2C_OP_READ_P(op))
diff --git a/sys/dev/pci/amdpm.c b/sys/dev/pci/amdpm.c
index ae7baae9e43..81063f43fc0 100644
--- a/sys/dev/pci/amdpm.c
+++ b/sys/dev/pci/amdpm.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: amdpm.c,v 1.27 2012/08/16 18:41:17 tedu Exp $	*/
+/*	$OpenBSD: amdpm.c,v 1.28 2012/10/05 10:51:28 haesbaert Exp $	*/
 
 /*
  * Copyright (c) 2006 Alexander Yurchenko <grange@openbsd.org>
@@ -455,6 +455,8 @@ amdpm_i2c_exec(void *cookie, i2c_op_t op, i2c_addr_t addr,
 		ctl = AMDPM_SMBCTL_CMD_BDATA;
 	else if (len == 2)
 		ctl = AMDPM_SMBCTL_CMD_WDATA;
+	else
+		panic("%s: unexpected len %zd", __func__, len);
 
 	if ((flags & I2C_F_POLL) == 0)
 		ctl |= AMDPM_SMBCTL_CYCEN;
diff --git a/sys/dev/pci/ichiic.c b/sys/dev/pci/ichiic.c
index dc8ab5c3f49..0cb5a493295 100644
--- a/sys/dev/pci/ichiic.c
+++ b/sys/dev/pci/ichiic.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ichiic.c,v 1.28 2012/06/29 15:17:32 jasper Exp $	*/
+/*	$OpenBSD: ichiic.c,v 1.29 2012/10/05 10:51:28 haesbaert Exp $	*/
 
 /*
  * Copyright (c) 2005, 2006 Alexander Yurchenko <grange@openbsd.org>
@@ -264,6 +264,8 @@ ichiic_i2c_exec(void *cookie, i2c_op_t op, i2c_addr_t addr,
 		ctl = ICH_SMB_HC_CMD_BDATA;
 	else if (len == 2)
 		ctl = ICH_SMB_HC_CMD_WDATA;
+	else
+		panic("%s: unexpected len %zd", __func__, len);
 
 	if ((flags & I2C_F_POLL) == 0)
 		ctl |= ICH_SMB_HC_INTREN;
diff --git a/sys/dev/pci/piixpm.c b/sys/dev/pci/piixpm.c
index aa9504d42c9..782c1acc818 100644
--- a/sys/dev/pci/piixpm.c
+++ b/sys/dev/pci/piixpm.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: piixpm.c,v 1.37 2012/03/07 21:41:53 brynet Exp $	*/
+/*	$OpenBSD: piixpm.c,v 1.38 2012/10/05 10:51:28 haesbaert Exp $	*/
 
 /*
  * Copyright (c) 2005, 2006 Alexander Yurchenko <grange@openbsd.org>
@@ -321,6 +321,8 @@ piixpm_i2c_exec(void *cookie, i2c_op_t op, i2c_addr_t addr,
 		ctl = PIIX_SMB_HC_CMD_BDATA;
 	else if (len == 2)
 		ctl = PIIX_SMB_HC_CMD_WDATA;
+	else
+		panic("%s: unexpected len %zd", __func__, len);
 
 	if ((flags & I2C_F_POLL) == 0)
 		ctl |= PIIX_SMB_HC_INTREN;
diff --git a/sys/dev/pci/viapm.c b/sys/dev/pci/viapm.c
index cbf20ffd588..4977a6e1591 100644
--- a/sys/dev/pci/viapm.c
+++ b/sys/dev/pci/viapm.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: viapm.c,v 1.15 2012/08/16 18:41:17 tedu Exp $	*/
+/*	$OpenBSD: viapm.c,v 1.16 2012/10/05 10:51:28 haesbaert Exp $	*/
 
 /*
  * Copyright (c) 2005 Mark Kettenis <kettenis@openbsd.org>
@@ -576,6 +576,8 @@ viapm_i2c_exec(void *cookie, i2c_op_t op, i2c_addr_t addr,
 		ctl = VIAPM_SMB_HC_CMD_BDATA;
 	else if (len == 2)
 		ctl = VIAPM_SMB_HC_CMD_WDATA;
+	else
+		panic("%s: unexpected len %zd", __func__, len);
 
 	if ((flags & I2C_F_POLL) == 0)
 		ctl |= VIAPM_SMB_HC_INTREN;