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Merge "FROMGIT: media: venus: hfi: add a check to handle OOB in sfr region" into kernel.lnx.5.4.r9-rel

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Linux Build Service Account 2025-03-17 03:08:41 -07:00 • committed by Gerrit - the friendly Code Review server
commit af8a290014
1 changed files with 10 additions and 2 deletions
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12
drivers/media/platform/qcom/venus/hfi_venus.c
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@ -970,18 +970,26 @@ static void venus_sfr_print(struct venus_hfi_device *hdev)
{
struct device *dev = hdev->core->dev;
struct hfi_sfr *sfr = hdev->sfr.kva;
u32 size;
void *p;
if (!sfr)
return;
p = memchr(sfr->data, '\0', sfr->buf_size);
size = sfr->buf_size;
if (!size)
return;
if (size > ALIGNED_SFR_SIZE)
size = ALIGNED_SFR_SIZE;
p = memchr(sfr->data, '\0', size);
/*
* SFR isn't guaranteed to be NULL terminated since SYS_ERROR indicates
* that Venus is in the process of crashing.
*/
if (!p)
sfr->data[sfr->buf_size - 1] = '\0';
sfr->data[size - 1] = '\0';
dev_err_ratelimited(dev, "SFR message from FW: %s\n", sfr->data);
}