[PATCH] [media] gspca: Stop using GFP_DMA for buffers for USB bulk transfers

[Hans de Goede]

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" <mcg...@kernel.org>
Signed-off-by: Hans de Goede <hdego...@redhat.com>
---
 drivers/media/usb/gspca/jl2005bcd.c | 2 +-
 drivers/media/usb/gspca/sq905.c     | 2 +-
 drivers/media/usb/gspca/sq905c.c    | 2 +-
 drivers/media/usb/gspca/vicam.c     | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/media/usb/gspca/jl2005bcd.c 
b/drivers/media/usb/gspca/jl2005bcd.c
index d668589598d6..c40245950553 100644
--- a/drivers/media/usb/gspca/jl2005bcd.c
+++ b/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;
diff --git a/drivers/media/usb/gspca/sq905.c b/drivers/media/usb/gspca/sq905.c
index cc8ff41b8ab3..ffea9c35b0a0 100644
--- a/drivers/media/usb/gspca/sq905.c
+++ b/drivers/media/usb/gspca/sq905.c
@@ -217,7 +217,7 @@ static void sq905_dostream(struct work_struct *work)
        u8 *data;
        u8 *buffer;
 
-       buffer = kmalloc(SQ905_MAX_TRANSFER, GFP_KERNEL | GFP_DMA);
+       buffer = kmalloc(SQ905_MAX_TRANSFER, GFP_KERNEL);
        if (!buffer) {
                pr_err("Couldn't allocate USB buffer\n");
                goto quit_stream;
diff --git a/drivers/media/usb/gspca/sq905c.c b/drivers/media/usb/gspca/sq905c.c
index 5e1269eb7c50..274921c0bb46 100644
--- a/drivers/media/usb/gspca/sq905c.c
+++ b/drivers/media/usb/gspca/sq905c.c
@@ -138,7 +138,7 @@ static void sq905c_dostream(struct work_struct *work)
        int ret;
        u8 *buffer;
 
-       buffer = kmalloc(SQ905C_MAX_TRANSFER, GFP_KERNEL | GFP_DMA);
+       buffer = kmalloc(SQ905C_MAX_TRANSFER, GFP_KERNEL);
        if (!buffer) {
                pr_err("Couldn't allocate USB buffer\n");
                goto quit_stream;
diff --git a/drivers/media/usb/gspca/vicam.c b/drivers/media/usb/gspca/vicam.c
index 554b90ef2200..8562bda0ef88 100644
--- a/drivers/media/usb/gspca/vicam.c
+++ b/drivers/media/usb/gspca/vicam.c
@@ -182,7 +182,7 @@ static void vicam_dostream(struct work_struct *work)
 
        frame_sz = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].sizeimage +
                   HEADER_SIZE;
-       buffer = kmalloc(frame_sz, GFP_KERNEL | GFP_DMA);
+       buffer = kmalloc(frame_sz, GFP_KERNEL);
        if (!buffer) {
                pr_err("Couldn't allocate USB buffer\n");
                goto exit;
-- 
2.17.0