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authorHadar Gat <hadar.gat@arm.com>2019-01-15 15:43:12 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2019-01-25 18:41:50 +0800
commit32be4c5b0fd2679b488619fe7dc8a15ef477a38a (patch)
treecff93c6ccc79f181a9047855ac94616e8d3f9cd4 /drivers
parentccba2f1112d4871982ae3f09d1984c0443c89a97 (diff)
crypto: ccree - add error message
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> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/crypto/ccree/cc_buffer_mgr.c5
1 files changed, 4 insertions, 1 deletions
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) {