Merge branch 'linus' into sched/core, to pick up fixes

Signed-off-by: Ingo Molnar <mingo@kernel.org>

17 files changed, 71 insertions, 16 deletions

diff --git a/drivers/media/dvb-frontends/Makefile b/drivers/media/dvb-frontends/Makefile
index f45f6a4a4371..d025eb373842 100644
--- a/drivers/media/dvb-frontends/Makefile
+++ b/drivers/media/dvb-frontends/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for the kernel DVB frontend device drivers.
 #
diff --git a/drivers/media/dvb-frontends/dib3000mc.c b/drivers/media/dvb-frontends/dib3000mc.c
index 224283fe100a..4d086a7248e9 100644
--- a/drivers/media/dvb-frontends/dib3000mc.c
+++ b/drivers/media/dvb-frontends/dib3000mc.c
@@ -55,29 +55,57 @@ struct dib3000mc_state {
 
 static u16 dib3000mc_read_word(struct dib3000mc_state *state, u16 reg)
 {
-	u8 wb[2] = { (reg >> 8) | 0x80, reg & 0xff };
-	u8 rb[2];
 	struct i2c_msg msg[2] = {
-		{ .addr = state->i2c_addr >> 1, .flags = 0,        .buf = wb, .len = 2 },
-		{ .addr = state->i2c_addr >> 1, .flags = I2C_M_RD, .buf = rb, .len = 2 },
+		{ .addr = state->i2c_addr >> 1, .flags = 0,        .len = 2 },
+		{ .addr = state->i2c_addr >> 1, .flags = I2C_M_RD, .len = 2 },
 	};
+	u16 word;
+	u8 *b;
+
+	b = kmalloc(4, GFP_KERNEL);
+	if (!b)
+		return 0;
+
+	b[0] = (reg >> 8) | 0x80;
+	b[1] = reg;
+	b[2] = 0;
+	b[3] = 0;
+
+	msg[0].buf = b;
+	msg[1].buf = b + 2;
 
 	if (i2c_transfer(state->i2c_adap, msg, 2) != 2)
 		dprintk("i2c read error on %d\n",reg);
 
-	return (rb[0] << 8) | rb[1];
+	word = (b[2] << 8) | b[3];
+	kfree(b);
+
+	return word;
 }
 
 static int dib3000mc_write_word(struct dib3000mc_state *state, u16 reg, u16 val)
 {
-	u8 b[4] = {
-		(reg >> 8) & 0xff, reg & 0xff,
-		(val >> 8) & 0xff, val & 0xff,
-	};
 	struct i2c_msg msg = {
-		.addr = state->i2c_addr >> 1, .flags = 0, .buf = b, .len = 4
+		.addr = state->i2c_addr >> 1, .flags = 0, .len = 4
 	};
-	return i2c_transfer(state->i2c_adap, &msg, 1) != 1 ? -EREMOTEIO : 0;
+	int rc;
+	u8 *b;
+
+	b = kmalloc(4, GFP_KERNEL);
+	if (!b)
+		return -ENOMEM;
+
+	b[0] = reg >> 8;
+	b[1] = reg;
+	b[2] = val >> 8;
+	b[3] = val;
+
+	msg.buf = b;
+
+	rc = i2c_transfer(state->i2c_adap, &msg, 1) != 1 ? -EREMOTEIO : 0;
+	kfree(b);
+
+	return rc;
 }
 
 static int dib3000mc_identify(struct dib3000mc_state *state)
diff --git a/drivers/media/dvb-frontends/dib7000m.h b/drivers/media/dvb-frontends/dib7000m.h
index 8f84dfa9bb58..df7ecb4314cd 100644
--- a/drivers/media/dvb-frontends/dib7000m.h
+++ b/drivers/media/dvb-frontends/dib7000m.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef DIB7000M_H
 #define DIB7000M_H
 
diff --git a/drivers/media/dvb-frontends/dib7000p.h b/drivers/media/dvb-frontends/dib7000p.h
index 205fbbff632b..2e10b5ccce67 100644
--- a/drivers/media/dvb-frontends/dib7000p.h
+++ b/drivers/media/dvb-frontends/dib7000p.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef DIB7000P_H
 #define DIB7000P_H
 
diff --git a/drivers/media/dvb-frontends/dib8000.h b/drivers/media/dvb-frontends/dib8000.h
index 75cc8e47ec8f..b920fe769021 100644
--- a/drivers/media/dvb-frontends/dib8000.h
+++ b/drivers/media/dvb-frontends/dib8000.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef DIB8000_H
 #define DIB8000_H
 
diff --git a/drivers/media/dvb-frontends/dib9000.h b/drivers/media/dvb-frontends/dib9000.h
index 40883b41e66b..bb03362ac7a3 100644
--- a/drivers/media/dvb-frontends/dib9000.h
+++ b/drivers/media/dvb-frontends/dib9000.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef DIB9000_H
 #define DIB9000_H
 
diff --git a/drivers/media/dvb-frontends/dibx000_common.h b/drivers/media/dvb-frontends/dibx000_common.h
index 61f4152f24ee..8784af962eba 100644
--- a/drivers/media/dvb-frontends/dibx000_common.h
+++ b/drivers/media/dvb-frontends/dibx000_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef DIBX000_COMMON_H
 #define DIBX000_COMMON_H
 
diff --git a/drivers/media/dvb-frontends/drxk.h b/drivers/media/dvb-frontends/drxk.h
index a629897eb905..eb9bdc9f59c4 100644
--- a/drivers/media/dvb-frontends/drxk.h
+++ b/drivers/media/dvb-frontends/drxk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef _DRXK_H_
 #define _DRXK_H_
 
diff --git a/drivers/media/dvb-frontends/drxk_hard.h b/drivers/media/dvb-frontends/drxk_hard.h
index 9ed88e014942..a850a876deee 100644
--- a/drivers/media/dvb-frontends/drxk_hard.h
+++ b/drivers/media/dvb-frontends/drxk_hard.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #include "drxk_map.h"
 
 #define DRXK_VERSION_MAJOR 0
diff --git a/drivers/media/dvb-frontends/drxk_map.h b/drivers/media/dvb-frontends/drxk_map.h
index 761613f9fd5a..9234ef4fb68d 100644
--- a/drivers/media/dvb-frontends/drxk_map.h
+++ b/drivers/media/dvb-frontends/drxk_map.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #define  AUD_COMM_EXEC__A                                                  0x1000000
 #define    AUD_COMM_EXEC_STOP                                              0x0
 #define  FEC_COMM_EXEC__A                                                  0x1C00000
diff --git a/drivers/media/dvb-frontends/dvb-pll.c b/drivers/media/dvb-frontends/dvb-pll.c
index 7bec3e028bee..5553b89b804e 100644
--- a/drivers/media/dvb-frontends/dvb-pll.c
+++ b/drivers/media/dvb-frontends/dvb-pll.c
@@ -753,13 +753,19 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
 				    struct i2c_adapter *i2c,
 				    unsigned int pll_desc_id)
 {
-	u8 b1 [] = { 0 };
-	struct i2c_msg msg = { .addr = pll_addr, .flags = I2C_M_RD,
-			       .buf = b1, .len = 1 };
+	u8 *b1;
+	struct i2c_msg msg = { .addr = pll_addr, .flags = I2C_M_RD, .len = 1 };
 	struct dvb_pll_priv *priv = NULL;
 	int ret;
 	const struct dvb_pll_desc *desc;
 
+	b1 = kmalloc(1, GFP_KERNEL);
+	if (!b1)
+		return NULL;
+
+	b1[0] = 0;
+	msg.buf = b1;
+
 	if ((id[dvb_pll_devcount] > DVB_PLL_UNDEFINED) &&
 	    (id[dvb_pll_devcount] < ARRAY_SIZE(pll_list)))
 		pll_desc_id = id[dvb_pll_devcount];
@@ -773,15 +779,19 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
 			fe->ops.i2c_gate_ctrl(fe, 1);
 
 		ret = i2c_transfer (i2c, &msg, 1);
-		if (ret != 1)
+		if (ret != 1) {
+			kfree(b1);
 			return NULL;
+		}
 		if (fe->ops.i2c_gate_ctrl)
 			     fe->ops.i2c_gate_ctrl(fe, 0);
 	}
 
 	priv = kzalloc(sizeof(struct dvb_pll_priv), GFP_KERNEL);
-	if (priv == NULL)
+	if (!priv) {
+		kfree(b1);
 		return NULL;
+	}
 
 	priv->pll_i2c_address = pll_addr;
 	priv->i2c = i2c;
@@ -811,6 +821,8 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
 				"insmod option" : "autodetected");
 	}
 
+	kfree(b1);
+
 	return fe;
 }
 EXPORT_SYMBOL(dvb_pll_attach);
diff --git a/drivers/media/dvb-frontends/dvb-pll.h b/drivers/media/dvb-frontends/dvb-pll.h
index bf9602a88b6c..6aaa9c6bff9c 100644
--- a/drivers/media/dvb-frontends/dvb-pll.h
+++ b/drivers/media/dvb-frontends/dvb-pll.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * descriptions + helper functions for simple dvb plls.
  */
diff --git a/drivers/media/dvb-frontends/nxt6000_priv.h b/drivers/media/dvb-frontends/nxt6000_priv.h
index 0422e580038a..d317df02c8d7 100644
--- a/drivers/media/dvb-frontends/nxt6000_priv.h
+++ b/drivers/media/dvb-frontends/nxt6000_priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Public Include File for DRV6000 users
  * (ie. NxtWave Communications - NXT6000 demodulator driver)
diff --git a/drivers/media/dvb-frontends/si21xx.h b/drivers/media/dvb-frontends/si21xx.h
index b1be62f1983a..43d480bb6ea2 100644
--- a/drivers/media/dvb-frontends/si21xx.h
+++ b/drivers/media/dvb-frontends/si21xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef SI21XX_H
 #define SI21XX_H
 
diff --git a/drivers/media/dvb-frontends/sp887x.h b/drivers/media/dvb-frontends/sp887x.h
index 412f011e6dfd..a680cc22379c 100644
--- a/drivers/media/dvb-frontends/sp887x.h
+++ b/drivers/media/dvb-frontends/sp887x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
    Driver for the Spase sp887x demodulator
 */
diff --git a/drivers/media/dvb-frontends/tda18271c2dd.h b/drivers/media/dvb-frontends/tda18271c2dd.h
index e6ccf240f54c..289653db68e4 100644
--- a/drivers/media/dvb-frontends/tda18271c2dd.h
+++ b/drivers/media/dvb-frontends/tda18271c2dd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef _TDA18271C2DD_H_
 #define _TDA18271C2DD_H_
 
diff --git a/drivers/media/dvb-frontends/tda18271c2dd_maps.h b/drivers/media/dvb-frontends/tda18271c2dd_maps.h
index f3bca5c237d7..5f75516bc0cb 100644
--- a/drivers/media/dvb-frontends/tda18271c2dd_maps.h
+++ b/drivers/media/dvb-frontends/tda18271c2dd_maps.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 enum HF_S {
 	HF_None = 0, HF_B, HF_DK, HF_G, HF_I, HF_L, HF_L1, HF_MN, HF_FM_Radio,
 	HF_AnalogMax, HF_DVBT_6MHZ, HF_DVBT_7MHZ, HF_DVBT_8MHZ,