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-rw-r--r--drivers/crypto/hifn_795x.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/crypto/hifn_795x.c b/drivers/crypto/hifn_795x.c
index cce6e6f1baa..4e89cd8f664 100644
--- a/drivers/crypto/hifn_795x.c
+++ b/drivers/crypto/hifn_795x.c
@@ -1602,7 +1602,10 @@ static int hifn_setup_session(struct ablkcipher_request *req)
idx = 0;
sg_num = ablkcipher_walk(req, &ctx->walk);
-
+ if (sg_num < 0) {
+ err = sg_num;
+ goto err_out_exit;
+ }
atomic_set(&ctx->sg_num, sg_num);
spin_lock_irqsave(&dev->lock, flags);