From: Mark Allyn <[email protected]>
Signed-off-by: Mark Allyn <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/staging/sep/sep_driver.c | 8 ++++++++
drivers/staging/sep/sep_driver_config.h | 3 +++
2 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/drivers/staging/sep/sep_driver.c b/drivers/staging/sep/sep_driver.c
index 903d610..bb42b04 100644
--- a/drivers/staging/sep/sep_driver.c
+++ b/drivers/staging/sep/sep_driver.c
@@ -897,6 +897,7 @@ end_function:
static int sep_set_current_caller_id(struct sep_device *sep)
{
int i;
+ u32 *hash_buf_ptr;
dev_dbg(&sep->pdev->dev, "sep_set_current_caller_id start\n");
dev_dbg(&sep->pdev->dev, "current process is %d\n", current->pid);
@@ -915,6 +916,13 @@ static int sep_set_current_caller_id(struct sep_device
*sep)
break;
}
}
+ /* Ensure data is in little endian */
+ hash_buf_ptr = (u32 *)sep->shared_addr +
+ SEP_CALLER_ID_OFFSET_BYTES;
+
+ for (i = 0; i < SEP_CALLER_ID_HASH_SIZE_IN_WORDS; i++)
+ hash_buf_ptr[i] = cpu_to_le32(hash_buf_ptr[i]);
+
dev_dbg(&sep->pdev->dev, "sep_set_current_caller_id end\n");
return 0;
}
diff --git a/drivers/staging/sep/sep_driver_config.h
b/drivers/staging/sep/sep_driver_config.h
index 92338c0..b18625d 100644
--- a/drivers/staging/sep/sep_driver_config.h
+++ b/drivers/staging/sep/sep_driver_config.h
@@ -201,6 +201,9 @@ held by the proccess (struct file) */
/* size of the caller id hash (sha2) */
#define SEP_CALLER_ID_HASH_SIZE_IN_BYTES 32
+/* size of the caller id hash (sha2) in 32 bit words */
+#define SEP_CALLER_ID_HASH_SIZE_IN_WORDS 8
+
/* maximum number of entries in the caller id table */
#define SEP_CALLER_ID_TABLE_NUM_ENTRIES 20
--
1.7.3.2
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