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@@ -751,6 +751,12 @@ qcom_smem_partition_header(struct qcom_smem *smem,
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return NULL;
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}
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+ if (le32_to_cpu(header->offset_free_uncached) > size) {
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+ dev_err(smem->dev, "bad partition free uncached (%u > %u)\n",
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+ le32_to_cpu(header->offset_free_uncached), size);
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+ return NULL;
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+ }
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+
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return header;
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}
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@@ -759,7 +765,7 @@ static int qcom_smem_set_global_partition(struct qcom_smem *smem)
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struct smem_partition_header *header;
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struct smem_ptable_entry *entry;
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struct smem_ptable *ptable;
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- u32 host0, host1, size;
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+ u32 host0, host1;
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bool found = false;
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int i;
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@@ -804,13 +810,6 @@ static int qcom_smem_set_global_partition(struct qcom_smem *smem)
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return -EINVAL;
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}
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- size = le32_to_cpu(header->offset_free_uncached);
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- if (size > le32_to_cpu(header->size)) {
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- dev_err(smem->dev,
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- "Global partition has invalid free pointer\n");
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- return -EINVAL;
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- }
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-
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smem->global_partition = header;
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smem->global_cacheline = le32_to_cpu(entry->cacheline);
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@@ -874,12 +873,6 @@ static int qcom_smem_enumerate_partitions(struct qcom_smem *smem,
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return -EINVAL;
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}
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- if (le32_to_cpu(header->offset_free_uncached) > le32_to_cpu(header->size)) {
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- dev_err(smem->dev,
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- "Partition %d has invalid free pointer\n", i);
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- return -EINVAL;
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- }
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-
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smem->partitions[remote_host] = header;
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smem->cacheline[remote_host] = le32_to_cpu(entry->cacheline);
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}
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