xiaomi-sm8450/android_kernel_xiaomi_sm8450
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Zdrojový kód Úkoly Pull requesty Akce Balíčky Projekty Vydání Wiki Aktivita

media: use strscpy() instead of strlcpy()

Procházet zdrojové kódy 
The implementation of strscpy() is more robust and safer.

That's now the recommended way to copy NUL terminated strings.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Tento commit je obsažen v:
Mauro Carvalho Chehab
2018-09-10 08:19:14 -04:00
rodič b730c40813
revize c0decac19d
260 změnil soubory, kde provedl 676 přidání a 665 odebrání
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2
drivers/media/i2c/cs53l32a.c
Zobrazit soubor

@@ -149,7 +149,7 @@ static int cs53l32a_probe(struct i2c_client *client,
return -EIO;
if (!id)
strlcpy(client->name, "cs53l32a", sizeof(client->name));
strscpy(client->name, "cs53l32a", sizeof(client->name));
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);

2
drivers/media/i2c/imx274.c
Zobrazit soubor

@@ -1895,7 +1895,7 @@ static int imx274_probe(struct i2c_client *client,
imx274->client = client;
sd = &imx274->sd;
v4l2_i2c_subdev_init(sd, client, &imx274_subdev_ops);
strlcpy(sd->name, DRIVER_NAME, sizeof(sd->name));
strscpy(sd->name, DRIVER_NAME, sizeof(sd->name));
sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE | V4L2_SUBDEV_FL_HAS_EVENTS;
/* initialize subdev media pad */

2
drivers/media/i2c/m5mols/m5mols_core.c
Zobrazit soubor

@@ -987,7 +987,7 @@ static int m5mols_probe(struct i2c_client *client,
sd = &info->sd;
v4l2_i2c_subdev_init(sd, client, &m5mols_ops);
strlcpy(sd->name, MODULE_NAME, sizeof(sd->name));
strscpy(sd->name, MODULE_NAME, sizeof(sd->name));
sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
sd->internal_ops = &m5mols_subdev_internal_ops;

2
drivers/media/i2c/max2175.c
Zobrazit soubor

@@ -1165,7 +1165,7 @@ static int max2175_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
if (vt->index > 0)
return -EINVAL;
strlcpy(vt->name, "RF", sizeof(vt->name));
strscpy(vt->name, "RF", sizeof(vt->name));
vt->type = V4L2_TUNER_RF;
vt->capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS;
vt->rangelow = ctx->bands_rf->rangelow;

2
drivers/media/i2c/msp3400-driver.c
Zobrazit soubor

@@ -688,7 +688,7 @@ static int msp_probe(struct i2c_client *client, const struct i2c_device_id *id)
#endif
if (!id)
strlcpy(client->name, "msp3400", sizeof(client->name));
strscpy(client->name, "msp3400", sizeof(client->name));
if (msp_reset(client) == -1) {
dev_dbg_lvl(&client->dev, 1, msp_debug, "msp3400 not found\n");

2
drivers/media/i2c/noon010pc30.c
Zobrazit soubor

@@ -720,7 +720,7 @@ static int noon010_probe(struct i2c_client *client,
mutex_init(&info->lock);
sd = &info->sd;
v4l2_i2c_subdev_init(sd, client, &noon010_ops);
strlcpy(sd->name, MODULE_NAME, sizeof(sd->name));
strscpy(sd->name, MODULE_NAME, sizeof(sd->name));
sd->internal_ops = &noon010_subdev_internal_ops;
sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;

2
drivers/media/i2c/ov9650.c
Zobrazit soubor

@@ -1539,7 +1539,7 @@ static int ov965x_probe(struct i2c_client *client,
sd = &ov965x->sd;
v4l2_i2c_subdev_init(sd, client, &ov965x_subdev_ops);
strlcpy(sd->name, DRIVER_NAME, sizeof(sd->name));
strscpy(sd->name, DRIVER_NAME, sizeof(sd->name));
sd->internal_ops = &ov965x_sd_internal_ops;
sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE |

2
drivers/media/i2c/s5c73m3/s5c73m3-core.c
Zobrazit soubor

@@ -1683,7 +1683,7 @@ static int s5c73m3_probe(struct i2c_client *client,
v4l2_subdev_init(sd, &s5c73m3_subdev_ops);
sd->owner = client->dev.driver->owner;
v4l2_set_subdevdata(sd, state);
strlcpy(sd->name, "S5C73M3", sizeof(sd->name));
strscpy(sd->name, "S5C73M3", sizeof(sd->name));
sd->internal_ops = &s5c73m3_internal_ops;
sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;

2
drivers/media/i2c/s5k4ecgx.c
Zobrazit soubor

@@ -954,7 +954,7 @@ static int s5k4ecgx_probe(struct i2c_client *client,
sd = &priv->sd;
/* Registering subdev */
v4l2_i2c_subdev_init(sd, client, &s5k4ecgx_ops);
strlcpy(sd->name, S5K4ECGX_DRIVER_NAME, sizeof(sd->name));
strscpy(sd->name, S5K4ECGX_DRIVER_NAME, sizeof(sd->name));
sd->internal_ops = &s5k4ecgx_subdev_internal_ops;
/* Support v4l2 sub-device user space API */

2
drivers/media/i2c/s5k6aa.c
Zobrazit soubor

@@ -1576,7 +1576,7 @@ static int s5k6aa_probe(struct i2c_client *client,
sd = &s5k6aa->sd;
v4l2_i2c_subdev_init(sd, client, &s5k6aa_subdev_ops);
strlcpy(sd->name, DRIVER_NAME, sizeof(sd->name));
strscpy(sd->name, DRIVER_NAME, sizeof(sd->name));
sd->internal_ops = &s5k6aa_subdev_internal_ops;
sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;

6
drivers/media/i2c/saa7115.c
Zobrazit soubor

@@ -1765,7 +1765,7 @@ static int saa711x_detect_chip(struct i2c_client *client,
* the lower nibble is a gm7113c.
*/
strlcpy(name, "gm7113c", CHIP_VER_SIZE);
strscpy(name, "gm7113c", CHIP_VER_SIZE);
if (!autodetect && strcmp(name, id->name))
return -EINVAL;
@@ -1779,7 +1779,7 @@ static int saa711x_detect_chip(struct i2c_client *client,
/* Check if it is a CJC7113 */
if (!memcmp(name, "1111111111111111", CHIP_VER_SIZE)) {
strlcpy(name, "cjc7113", CHIP_VER_SIZE);
strscpy(name, "cjc7113", CHIP_VER_SIZE);
if (!autodetect && strcmp(name, id->name))
return -EINVAL;
@@ -1825,7 +1825,7 @@ static int saa711x_probe(struct i2c_client *client,
if (ident < 0)
return ident;
strlcpy(client->name, name, sizeof(client->name));
strscpy(client->name, name, sizeof(client->name));
state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL)

4
drivers/media/i2c/saa7127.c
Zobrazit soubor

@@ -761,10 +761,10 @@ static int saa7127_probe(struct i2c_client *client,
saa7127_write(sd, SAA7129_REG_FADE_KEY_COL2,
read_result);
state->ident = SAA7129;
strlcpy(client->name, "saa7129", I2C_NAME_SIZE);
strscpy(client->name, "saa7129", I2C_NAME_SIZE);
} else {
state->ident = SAA7127;
strlcpy(client->name, "saa7127", I2C_NAME_SIZE);
strscpy(client->name, "saa7127", I2C_NAME_SIZE);
}
}

2
drivers/media/i2c/tvaudio.c
Zobrazit soubor

@@ -1981,7 +1981,7 @@ static int tvaudio_probe(struct i2c_client *client, const struct i2c_device_id *
/* fill required data structures */
if (!id)
strlcpy(client->name, desc->name, I2C_NAME_SIZE);
strscpy(client->name, desc->name, I2C_NAME_SIZE);
chip->desc = desc;
chip->shadow.count = desc->registers+1;
chip->prevmode = -1;

8
drivers/media/i2c/video-i2c.c
Zobrazit soubor

@@ -352,8 +352,8 @@ static int video_i2c_querycap(struct file *file, void *priv,
struct video_i2c_data *data = video_drvdata(file);
struct i2c_client *client = data->client;
strlcpy(vcap->driver, data->v4l2_dev.name, sizeof(vcap->driver));
strlcpy(vcap->card, data->vdev.name, sizeof(vcap->card));
strscpy(vcap->driver, data->v4l2_dev.name, sizeof(vcap->driver));
strscpy(vcap->card, data->vdev.name, sizeof(vcap->card));
sprintf(vcap->bus_info, "I2C:%d-%d", client->adapter->nr, client->addr);
@@ -378,7 +378,7 @@ static int video_i2c_enum_input(struct file *file, void *fh,
if (vin->index > 0)
return -EINVAL;
strlcpy(vin->name, "Camera", sizeof(vin->name));
strscpy(vin->name, "Camera", sizeof(vin->name));
vin->type = V4L2_INPUT_TYPE_CAMERA;
@@ -534,7 +534,7 @@ static int video_i2c_probe(struct i2c_client *client,
data->client = client;
v4l2_dev = &data->v4l2_dev;
strlcpy(v4l2_dev->name, VIDEO_I2C_DRIVER, sizeof(v4l2_dev->name));
strscpy(v4l2_dev->name, VIDEO_I2C_DRIVER, sizeof(v4l2_dev->name));
ret = v4l2_device_register(&client->dev, v4l2_dev);
if (ret < 0)