media: use strscpy() instead of strlcpy()

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>

drivers/media/pci/ttpci/av7110.c

@@ -2482,7 +2482,8 @@ static int av7110_attach(struct saa7146_dev* dev,
 	   get recognized before the main driver is fully loaded */
 	saa7146_write(dev, GPIO_CTRL, 0x500000);
 
-	strlcpy(av7110->i2c_adap.name, pci_ext->ext_priv, sizeof(av7110->i2c_adap.name));
+	strscpy(av7110->i2c_adap.name, pci_ext->ext_priv,
+		sizeof(av7110->i2c_adap.name));
 
 	saa7146_i2c_adapter_prepare(dev, &av7110->i2c_adap, SAA7146_I2C_BUS_BIT_RATE_120); /* 275 kHz */
 

drivers/media/pci/ttpci/budget-core.c

@@ -504,7 +504,8 @@ int ttpci_budget_init(struct budget *budget, struct saa7146_dev *dev,
 	if (bi->type != BUDGET_FS_ACTIVY)
 		saa7146_write(dev, GPIO_CTRL, 0x500000);	/* GPIO 3 = 1 */
 
-	strlcpy(budget->i2c_adap.name, budget->card->name, sizeof(budget->i2c_adap.name));
+	strscpy(budget->i2c_adap.name, budget->card->name,
+		sizeof(budget->i2c_adap.name));
 
 	saa7146_i2c_adapter_prepare(dev, &budget->i2c_adap, SAA7146_I2C_BUS_BIT_RATE_120);
 	strcpy(budget->i2c_adap.name, budget->card->name);