[PATCH] soc: qcom: smem: Fix errant private access
Andy Gross
agross at codeaurora.org
Fri Aug 14 20:56:30 PDT 2015
This patch corrects private partition item access. Instead of falling back to
global for instances where we have an actual host and remote partition existing,
return the results of the private lookup.
Signed-off-by: Andy Gross <agross at codeaurora.org>
---
drivers/soc/qcom/smem.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/soc/qcom/smem.c b/drivers/soc/qcom/smem.c
index 7c2c324c..6603201d 100644
--- a/drivers/soc/qcom/smem.c
+++ b/drivers/soc/qcom/smem.c
@@ -484,8 +484,9 @@ int qcom_smem_get(unsigned host, unsigned item, void **ptr, size_t *size)
if (ret)
return ret;
- ret = qcom_smem_get_private(__smem, host, item, ptr, size);
- if (ret == -ENOENT)
+ if (host < SMEM_HOST_COUNT && __smem->partitions[host])
+ ret = qcom_smem_get_private(__smem, host, item, ptr, size);
+ else
ret = qcom_smem_get_global(__smem, item, ptr, size);
hwspin_unlock_irqrestore(__smem->hwlock, &flags);
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
hosted by The Linux Foundation
More information about the linux-arm-kernel
mailing list