'packet_id' is used for checking sequence whether in order, it need be
static variable independent from sur40_poll().
The related warning (with allmodconfig under hexagon):
drivers/input/touchscreen/sur40.c: In function 'sur40_poll':
drivers/input/touchscreen/sur40.c:297:6: warning: 'packet_id' may be used
uninitialized in this function [-Wuninitialized]
Signed-off-by: Chen Gang <gang.chen.5...@gmail.com>
---
drivers/input/touchscreen/sur40.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/input/touchscreen/sur40.c
b/drivers/input/touchscreen/sur40.c
index cfd1b7e..5dfd01a 100644
--- a/drivers/input/touchscreen/sur40.c
+++ b/drivers/input/touchscreen/sur40.c
@@ -251,7 +251,7 @@ static void sur40_poll(struct input_polled_dev *polldev)
struct sur40_state *sur40 = polldev->private;
struct input_dev *input = polldev->input;
int result, bulk_read, need_blobs, packet_blobs, i;
- u32 packet_id;
+ static u32 packet_id;
struct sur40_header *header = &sur40->bulk_in_buffer->header;
struct sur40_blob *inblob = &sur40->bulk_in_buffer->blobs[0];
--
1.7.7.6
--
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