media: gspca: Stop using GFP_DMA for buffers for USB bulk transfers

The recent "x86 ZONE_DMA love" discussion at LSF/MM pointed out that some
gspca sub-drivvers are using GFP_DMA to allocate buffers which are used
for USB bulk transfers, there is absolutely no need for this, drop it.

Cc: "Luis R. Rodriguez" <mcgrof@kernel.org>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

drivers/media/usb/gspca/jl2005bcd.c

@@ -321,7 +321,7 @@ static void jl2005c_dostream(struct work_struct *work)
 	int ret;
 	u8 *buffer;
 
-	buffer = kmalloc(JL2005C_MAX_TRANSFER, GFP_KERNEL | GFP_DMA);
+	buffer = kmalloc(JL2005C_MAX_TRANSFER, GFP_KERNEL);
 	if (!buffer) {
 		pr_err("Couldn't allocate USB buffer\n");
 		goto quit_stream;