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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2013-11-26 11:03:57 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2013-12-01 22:17:35 -0800
commitb884eb8c8502ca1fea497a02433c2b41de851f62 (patch)
tree227f2d8067a0bfe78658543307664ea1c560b497
parent358f24704f2f016af7d504b357cdf32606091d07 (diff)
Input: sur40 - suppress false uninitialized variable warning
We will never use packet_id before initializing it as we start with "need_blobs == -1" and will set packet_id there. Also use le32_to_cpu when fetching header->packet_id. Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
-rw-r--r--drivers/input/touchscreen/sur40.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/input/touchscreen/sur40.c b/drivers/input/touchscreen/sur40.c
index cfd1b7e8c001..f1cb05148b46 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;
+ u32 uninitialized_var(packet_id);
struct sur40_header *header = &sur40->bulk_in_buffer->header;
struct sur40_blob *inblob = &sur40->bulk_in_buffer->blobs[0];
@@ -286,7 +286,7 @@ static void sur40_poll(struct input_polled_dev *polldev)
if (need_blobs == -1) {
need_blobs = le16_to_cpu(header->count);
dev_dbg(sur40->dev, "need %d blobs\n", need_blobs);
- packet_id = header->packet_id;
+ packet_id = le32_to_cpu(header->packet_id);
}
/*