diff mbox series

[1/1] usb: chipidea: udc: fix the ENDIAN issue

Message ID 20200610043251.10330-1-peter.chen@kernel.org (mailing list archive)
State Mainlined
Commit 38145ed12ed9935377fec40e0c3f50fbdda1e148
Headers show
Series [1/1] usb: chipidea: udc: fix the ENDIAN issue | expand

Commit Message

Peter Chen June 10, 2020, 4:32 a.m. UTC 
From: Peter Chen <peter.chen@nxp.com>

Fix the ENDIAN issue when assign dTD entry.

Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Peter Chen <peter.chen@nxp.com>
---
 drivers/usb/chipidea/udc.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
index db0cfde0cc3c..ff9de91d98ca 100644
--- a/drivers/usb/chipidea/udc.c
+++ b/drivers/usb/chipidea/udc.c
@@ -473,9 +473,10 @@  static void ci_add_buffer_entry(struct td_node *node, struct scatterlist *s)
 	int empty_td_slot_index = (CI_MAX_BUF_SIZE - node->td_remaining_size)
 			/ CI_HDRC_PAGE_SIZE;
 	int i;
+	u32 token;
 
-	node->ptr->token +=
-		cpu_to_le32(sg_dma_len(s) << __ffs(TD_TOTAL_BYTES));
+	token = le32_to_cpu(node->ptr->token) + (sg_dma_len(s) << __ffs(TD_TOTAL_BYTES));
+	node->ptr->token = cpu_to_le32(token);
 
 	for (i = empty_td_slot_index; i < TD_PAGE_COUNT; i++) {
 		u32 page = (u32) sg_dma_address(s) +