lkml.org 
[lkml]   [2019]   [Jan]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 2/7] crypto: ccree: add error message
Date
From: Hadar Gat <hadar.gat@arm.com>

Add error message in case of too many mlli entries.

Signed-off-by: Hadar Gat <hadar.gat@arm.com>
Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
---
drivers/crypto/ccree/cc_buffer_mgr.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/crypto/ccree/cc_buffer_mgr.c b/drivers/crypto/ccree/cc_buffer_mgr.c
index 32d2df36ced2..237a87a57830 100644
--- a/drivers/crypto/ccree/cc_buffer_mgr.c
+++ b/drivers/crypto/ccree/cc_buffer_mgr.c
@@ -156,8 +156,11 @@ static int cc_render_buff_to_mlli(struct device *dev, dma_addr_t buff_dma,

/* Verify there is no memory overflow*/
new_nents = (*curr_nents + buff_size / CC_MAX_MLLI_ENTRY_SIZE + 1);
- if (new_nents > MAX_NUM_OF_TOTAL_MLLI_ENTRIES)
+ if (new_nents > MAX_NUM_OF_TOTAL_MLLI_ENTRIES) {
+ dev_err(dev, "Too many mlli entries. current %d max %d\n",
+ new_nents, MAX_NUM_OF_TOTAL_MLLI_ENTRIES);
return -ENOMEM;
+ }

/*handle buffer longer than 64 kbytes */
while (buff_size > CC_MAX_MLLI_ENTRY_SIZE) {
--
2.20.1
\
 
 \ /
  Last update: 2019-01-15 14:44    [W:0.075 / U:28.700 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site