diff options
Diffstat (limited to 'drivers/media/i2c/adv7604.c')
| -rw-r--r-- | drivers/media/i2c/adv7604.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c index 31a63c9324fe..84202010d7d8 100644 --- a/drivers/media/i2c/adv7604.c +++ b/drivers/media/i2c/adv7604.c @@ -40,6 +40,7 @@ #include <media/v4l2-ctrls.h> #include <media/v4l2-chip-ident.h> #include <media/adv7604.h> +#include <asm/barrier.h> static int debug; module_param(debug, int, 0644); @@ -1593,6 +1594,9 @@ static int adv7604_get_edid(struct v4l2_subdev *sd, struct v4l2_subdev_edid *edi return -EINVAL; if (edid->start_block >= state->edid_blocks) return -EINVAL; + + speculation_barrier(); + if (edid->start_block + edid->blocks > state->edid_blocks) edid->blocks = state->edid_blocks - edid->start_block; if (!edid->edid) |