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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>
This commit is contained in:
Hadar Gat 2019-01-15 15:43:12 +02:00 committed by Herbert Xu
parent ccba2f1112
commit 32be4c5b0f
1 changed files with 4 additions and 1 deletions
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5
drivers/crypto/ccree/cc_buffer_mgr.c
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@ -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) {