From 2f7c68cb55ecb7331f2381deb497c27155f32faf Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 03 Jan 2024 09:43:39 +0000
Subject: [PATCH] update kernel to 5.10.198
---
kernel/drivers/hid/intel-ish-hid/ishtp/dma-if.c | 10 ++++++++++
1 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/kernel/drivers/hid/intel-ish-hid/ishtp/dma-if.c b/kernel/drivers/hid/intel-ish-hid/ishtp/dma-if.c
index 40554c8..00046cb 100644
--- a/kernel/drivers/hid/intel-ish-hid/ishtp/dma-if.c
+++ b/kernel/drivers/hid/intel-ish-hid/ishtp/dma-if.c
@@ -104,6 +104,11 @@
int required_slots = (size / DMA_SLOT_SIZE)
+ 1 * (size % DMA_SLOT_SIZE != 0);
+ if (!dev->ishtp_dma_tx_map) {
+ dev_err(dev->devc, "Fail to allocate Tx map\n");
+ return NULL;
+ }
+
spin_lock_irqsave(&dev->ishtp_dma_tx_lock, flags);
for (i = 0; i <= (dev->ishtp_dma_num_slots - required_slots); i++) {
free = 1;
@@ -150,6 +155,11 @@
return;
}
+ if (!dev->ishtp_dma_tx_map) {
+ dev_err(dev->devc, "Fail to allocate Tx map\n");
+ return;
+ }
+
i = (msg_addr - dev->ishtp_host_dma_tx_buf) / DMA_SLOT_SIZE;
spin_lock_irqsave(&dev->ishtp_dma_tx_lock, flags);
for (j = 0; j < acked_slots; j++) {
--
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