As reported by Dan the unsigned "val" can't be negative. But instead correcting the check for early errors here followed by a wait for the validation result to show the error or success we can consolidate these two parts of the validation process into the validation function. Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx> --- drivers/remoteproc/qcom_q6v5_pil.c | 18 +++++++----------- 1 file changed, 7 insertions(+), 11 deletions(-) diff --git a/drivers/remoteproc/qcom_q6v5_pil.c b/drivers/remoteproc/qcom_q6v5_pil.c index 63406ee689d9..b8fba4dc2447 100644 --- a/drivers/remoteproc/qcom_q6v5_pil.c +++ b/drivers/remoteproc/qcom_q6v5_pil.c @@ -386,7 +386,6 @@ static int q6v5_mpss_validate(struct q6v5 *qproc, const struct firmware *fw) phys_addr_t fw_addr; bool relocate; size_t size; - u32 val; int ret; int i; @@ -425,8 +424,13 @@ static int q6v5_mpss_validate(struct q6v5 *qproc, const struct firmware *fw) writel(size, qproc->rmb_base + RMB_PMI_CODE_LENGTH_REG); } - val = readl(qproc->rmb_base + RMB_MBA_STATUS_REG); - return val < 0 ? val : 0; + ret = q6v5_rmb_mba_wait(qproc, RMB_MBA_AUTH_COMPLETE, 10000); + if (ret == -ETIMEDOUT) + dev_err(qproc->dev, "MPSS authentication timed out\n"); + else if (ret < 0) + dev_err(qproc->dev, "MPSS authentication failed: %d\n", ret); + + return ret < 0 ? ret : 0; } static int q6v5_mpss_load(struct q6v5 *qproc) @@ -463,14 +467,6 @@ static int q6v5_mpss_load(struct q6v5 *qproc) goto release_firmware; ret = q6v5_mpss_validate(qproc, fw); - if (ret) - goto release_firmware; - - ret = q6v5_rmb_mba_wait(qproc, RMB_MBA_AUTH_COMPLETE, 10000); - if (ret == -ETIMEDOUT) - dev_err(qproc->dev, "MPSS authentication timed out\n"); - else if (ret < 0) - dev_err(qproc->dev, "MPSS authentication failed: %d\n", ret); release_firmware: release_firmware(fw); -- 2.5.0 -- To unsubscribe from this list: send the line "unsubscribe linux-remoteproc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
