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path: root/drivers/crypto/caam/caampkc.c
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Diffstat (limited to 'drivers/crypto/caam/caampkc.c')
-rw-r--r--drivers/crypto/caam/caampkc.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/crypto/caam/caampkc.c b/drivers/crypto/caam/caampkc.c
index f26d62e55..701e4ad80 100644
--- a/drivers/crypto/caam/caampkc.c
+++ b/drivers/crypto/caam/caampkc.c
@@ -194,7 +194,9 @@ static int caam_rsa_count_leading_zeros(struct scatterlist *sgl,
if (len && *buff)
break;
- sg_miter_next(&miter);
+ if (!sg_miter_next(&miter))
+ break;
+
buff = miter.addr;
len = miter.length;