* [PATCH 1/1] staging: sep: resolve issue with false zero length of page
@ 2011-04-11 0:03 Mark Allyn
0 siblings, 0 replies; only message in thread
From: Mark Allyn @ 2011-04-11 0:03 UTC (permalink / raw)
To: linux-kernel, greg, mark.a.allyn, alan
Signed-off-by: Mark Allyn <mark.a.allyn@intel.com>
---
drivers/staging/sep/sep_driver.c | 9 ++++++---
1 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/staging/sep/sep_driver.c b/drivers/staging/sep/sep_driver.c
index 890eede..52342c1 100644
--- a/drivers/staging/sep/sep_driver.c
+++ b/drivers/staging/sep/sep_driver.c
@@ -1095,13 +1095,16 @@ static int sep_lock_user_pages(struct sep_device *sep,
if (num_pages > 1) {
lli_array[num_pages - 1].block_size =
(app_virt_addr + data_size) & (~PAGE_MASK);
+ if (lli_array[num_pages - 1].block_size == 0)
+ lli_array[num_pages - 1].block_size = PAGE_SIZE;
dev_warn(&sep->pdev->dev,
- "lli_array[%x].bus_address is %08lx, lli_array[%x].block_size is %x\n",
+ "lli_array[%x].bus_address is "
+ "%08lx, lli_array[%x].block_size is %x\n",
num_pages - 1,
- (unsigned long)lli_array[count].bus_address,
+ (unsigned long)lli_array[num_pages -1].bus_address,
num_pages - 1,
- lli_array[count].block_size);
+ lli_array[num_pages -1].block_size);
}
/* Set output params according to the in_out flag */
--
1.7.0.4
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