diff options
Diffstat (limited to 'drivers/remoteproc/qcom_q6v5_mss.c')
| -rw-r--r-- | drivers/remoteproc/qcom_q6v5_mss.c | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/drivers/remoteproc/qcom_q6v5_mss.c b/drivers/remoteproc/qcom_q6v5_mss.c index 66106ba25ba3..423b31dfa574 100644 --- a/drivers/remoteproc/qcom_q6v5_mss.c +++ b/drivers/remoteproc/qcom_q6v5_mss.c @@ -1210,6 +1210,14 @@ static int q6v5_mpss_load(struct q6v5 *qproc) goto release_firmware; } + if (phdr->p_filesz > phdr->p_memsz) { + dev_err(qproc->dev, + "refusing to load segment %d with p_filesz > p_memsz\n", + i); + ret = -EINVAL; + goto release_firmware; + } + ptr = memremap(qproc->mpss_phys + offset, phdr->p_memsz, MEMREMAP_WC); if (!ptr) { dev_err(qproc->dev, @@ -1241,6 +1249,16 @@ static int q6v5_mpss_load(struct q6v5 *qproc) goto release_firmware; } + if (seg_fw->size != phdr->p_filesz) { + dev_err(qproc->dev, + "failed to load segment %d from truncated file %s\n", + i, fw_name); + ret = -EINVAL; + release_firmware(seg_fw); + memunmap(ptr); + goto release_firmware; + } + release_firmware(seg_fw); } @@ -1661,8 +1679,10 @@ static int q6v5_probe(struct platform_device *pdev) mba_image = desc->hexagon_mba_image; ret = of_property_read_string_index(pdev->dev.of_node, "firmware-name", 0, &mba_image); - if (ret < 0 && ret != -EINVAL) + if (ret < 0 && ret != -EINVAL) { + dev_err(&pdev->dev, "unable to read mba firmware-name\n"); return ret; + } rproc = rproc_alloc(&pdev->dev, pdev->name, &q6v5_ops, mba_image, sizeof(*qproc)); @@ -1680,8 +1700,10 @@ static int q6v5_probe(struct platform_device *pdev) qproc->hexagon_mdt_image = "modem.mdt"; ret = of_property_read_string_index(pdev->dev.of_node, "firmware-name", 1, &qproc->hexagon_mdt_image); - if (ret < 0 && ret != -EINVAL) + if (ret < 0 && ret != -EINVAL) { + dev_err(&pdev->dev, "unable to read mpss firmware-name\n"); goto free_rproc; + } platform_set_drvdata(pdev, qproc); |