[PATCH 1/6] ASoC: Intel: catpt: Fix offset checks

[Cezary Rojewski <cezary.rojewski@intel.com>]

Verify if the entire block is found within DRAM, not just the start of
it.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
---
 sound/soc/intel/catpt/loader.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/sound/soc/intel/catpt/loader.c b/sound/soc/intel/catpt/loader.c
index 696d84314eeb..5804de1d89e3 100644
--- a/sound/soc/intel/catpt/loader.c
+++ b/sound/soc/intel/catpt/loader.c
@@ -216,7 +216,7 @@ static int catpt_restore_memdumps(struct catpt_dev *cdev, struct dma_chan *chan)
 			continue;
 
 		off = catpt_to_host_offset(info->offset);
-		if (off < cdev->dram.start || off > cdev->dram.end)
+		if (off < cdev->dram.start || off + info->size >= cdev->dram.end)
 			continue;
 
 		dev_dbg(cdev->dev, "restoring memdump: off 0x%08x size %d\n",
@@ -261,12 +261,12 @@ static int catpt_restore_fwimage(struct catpt_dev *cdev,
 			continue;
 
 		off = catpt_to_host_offset(info->offset);
-		if (off < cdev->dram.start || off > cdev->dram.end)
-			continue;
-
 		r2.start = off;
 		r2.end = r2.start + info->size - 1;
 
+		if (r2.start < cdev->dram.start || r2.end > cdev->dram.end)
+			continue;
+
 		if (!resource_intersection(&r2, &r1, &common))
 			continue;
 		/* calculate start offset of common data area */
-- 
2.25.1