V4L/DVB (6260): Fix Kconfig dependency

Thanks to Michael Krufky for pointing this to me.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/Kconfig

@@ -138,7 +138,7 @@ config VIDEOBUF_VMALLOC
 	select VIDEOBUF_GEN
 	tristate
 
-config VIDEO_BUF_DVB
+config VIDEOBUF_DVB
 	tristate
 
 config VIDEO_BTCX

drivers/media/video/cx23885/Kconfig

@@ -4,11 +4,11 @@ config VIDEO_CX23885
 	select I2C_ALGOBIT
 	select FW_LOADER
 	select VIDEO_BTCX
-	select VIDEO_BUF
+	select VIDEOBUF
 	select VIDEO_TUNER
 	select VIDEO_TVEEPROM
 	select VIDEO_IR
-	select VIDEO_BUF_DVB
+	select VIDEOBUF_DVB
 	select DVB_TUNER_MT2131 if !DVB_FE_CUSTOMISE
 	select DVB_S5H1409 if !DVB_FE_CUSTOMISE
 	select DVB_PLL if !DVB_FE_CUSTOMISE

drivers/media/video/cx88/Kconfig

@@ -46,7 +46,7 @@ config VIDEO_CX88_BLACKBIRD
 config VIDEO_CX88_DVB
 	tristate "DVB/ATSC Support for cx2388x based TV cards"
 	depends on VIDEO_CX88 && DVB_CORE
-	select VIDEO_BUF_DVB
+	select VIDEOBUF_DVB
 	select DVB_PLL if !DVB_FE_CUSTOMISE
 	select DVB_MT352 if !DVB_FE_CUSTOMISE
 	select DVB_ZL10353 if !DVB_FE_CUSTOMISE

drivers/media/video/saa7134/Kconfig

@@ -38,7 +38,7 @@ config VIDEO_SAA7134_OSS
 config VIDEO_SAA7134_DVB
 	tristate "DVB/ATSC Support for saa7134 based TV cards"
 	depends on VIDEO_SAA7134 && DVB_CORE
-	select VIDEO_BUF_DVB
+	select VIDEOBUF_DVB
 	select FW_LOADER
 	select DVB_PLL if !DVB_FE_CUSTOMISE
 	select DVB_MT352 if !DVB_FE_CUSTOMISE