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>

diff --git a/drivers/crypto/ccree/cc_buffer_mgr.c b/drivers/crypto/ccree/cc_buffer_mgr.c
index 32d2df3..237a87a 100644 (file)
--- 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) {