diff --git a/drivers/crypto/caam/caamalg.c b/drivers/crypto/caam/caamalg.c
index 2912006b946b..4ce9c2b4544a 100644
--- a/drivers/crypto/caam/caamalg.c
+++ b/drivers/crypto/caam/caamalg.c
@@ -1810,7 +1810,7 @@ static struct skcipher_edesc *skcipher_edesc_alloc(struct skcipher_request *req,
 
 	if (ivsize || mapped_dst_nents > 1)
 		sg_to_sec4_set_last(edesc->sec4_sg + dst_sg_idx +
-				    mapped_dst_nents);
+				    mapped_dst_nents - 1 + !!ivsize);
 
 	if (sec4_sg_bytes) {
 		edesc->sec4_sg_dma = dma_map_single(jrdev, edesc->sec4_sg,