diff options
Diffstat (limited to 'drivers/misc/mei/interrupt.c')
| -rw-r--r-- | drivers/misc/mei/interrupt.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/misc/mei/interrupt.c b/drivers/misc/mei/interrupt.c index 9bf64c06fa3..74730713a8d 100644 --- a/drivers/misc/mei/interrupt.c +++ b/drivers/misc/mei/interrupt.c @@ -145,9 +145,21 @@ static int mei_cl_irq_read_msg(struct mei_device *dev, } if (cb->response_buffer.size < mei_hdr->length + cb->buf_idx) { - dev_warn(&dev->pdev->dev, "message overflow.\n"); - list_del(&cb->list); - return -ENOMEM; + dev_dbg(&dev->pdev->dev, "message overflow. size %d len %d idx %ld\n", + cb->response_buffer.size, + mei_hdr->length, cb->buf_idx); + cb->response_buffer.data = + krealloc(cb->response_buffer.data, + mei_hdr->length + cb->buf_idx, + GFP_KERNEL); + + if (!cb->response_buffer.data) { + dev_err(&dev->pdev->dev, "allocation failed.\n"); + list_del(&cb->list); + return -ENOMEM; + } + cb->response_buffer.size = + mei_hdr->length + cb->buf_idx; } buffer = cb->response_buffer.data + cb->buf_idx; |