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From: Chris Lew <clew@codeaurora.org>
To: bjorn.andersson@linaro.org, andy.gross@linaro.org,
	david.brown@linaro.org
Cc: aneela@codeaurora.org, linux-arm-msm@vger.kernel.org,
	linux-soc@vger.kernel.org, linux-kernel@vger.kernel.org,
	clew@codeaurora.org
Subject: [PATCH v2 1/5] soc: qcom: smem: Use le32_to_cpu for partition size comparison
Date: Thu, 14 Sep 2017 14:24:58 -0700	[thread overview]
Message-ID: <1505424302-29147-2-git-send-email-clew@codeaurora.org> (raw)
In-Reply-To: <1505424302-29147-1-git-send-email-clew@codeaurora.org>

Endianness can vary in the system, add le32_to_cpu when comparing
size values from smem.

Signed-off-by: Chris Lew <clew@codeaurora.org>
---

Changes since v1:
- New change

 drivers/soc/qcom/smem.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/soc/qcom/smem.c b/drivers/soc/qcom/smem.c
index c28275be0038..db04c45d4132 100644
--- a/drivers/soc/qcom/smem.c
+++ b/drivers/soc/qcom/smem.c
@@ -698,7 +698,7 @@ static int qcom_smem_enumerate_partitions(struct qcom_smem *smem,
 			return -EINVAL;
 		}
 
-		if (header->size != entry->size) {
+		if (le32_to_cpu(header->size) != le32_to_cpu(entry->size)) {
 			dev_err(smem->dev,
 				"Partition %d has invalid size\n", i);
 			return -EINVAL;
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project

  reply	other threads:[~2017-09-14 21:24 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-14 21:24 [PATCH v2 0/5] Qualcomm SMEM V12 Support Chris Lew
2017-09-14 21:24 ` Chris Lew [this message]
2017-09-15  1:08   ` [PATCH v2 1/5] soc: qcom: smem: Use le32_to_cpu for partition size comparison Bjorn Andersson
2017-09-15 18:33   ` Stephen Boyd
2017-09-15 18:39   ` Stephen Boyd
2017-09-15 20:53     ` Chris Lew
2017-10-05  3:59       ` Bjorn Andersson
2017-09-14 21:24 ` [PATCH v2 2/5] soc: qcom: smem: Read version by using the smem header Chris Lew
2017-09-15  1:09   ` Bjorn Andersson
2017-09-14 21:25 ` [PATCH v2 3/5] soc: qcom: smem: Support global partition Chris Lew
2017-09-15 18:33   ` Bjorn Andersson
2017-09-15 21:02     ` Chris Lew
2017-10-05  4:15       ` Bjorn Andersson
2017-09-14 21:25 ` [PATCH v2 4/5] soc: qcom: smem: Support dynamic item limit Chris Lew
2017-09-15 18:40   ` Bjorn Andersson
2017-09-14 21:25 ` [PATCH v2 5/5] soc: qcom: smem: Increase the number of hosts Chris Lew
2017-09-15 18:40   ` Bjorn Andersson

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