From ea08eeccae9297f7aabd2ef7f0c2517ac4549acc Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:18:26 +0000
Subject: [PATCH] write in 30M

---
 kernel/drivers/crypto/rockchip/cryptodev_linux/zc.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/drivers/crypto/rockchip/cryptodev_linux/zc.c b/kernel/drivers/crypto/rockchip/cryptodev_linux/zc.c
index 1fc5887..7671c31 100644
--- a/kernel/drivers/crypto/rockchip/cryptodev_linux/zc.c
+++ b/kernel/drivers/crypto/rockchip/cryptodev_linux/zc.c
@@ -90,7 +90,7 @@
 #else
 	mmap_read_unlock(mm);
 #endif
-	if (ret != pgcount)
+	if (ret < 0 || ret != pgcount)
 		return -EINVAL;
 
 	sg_init_table(sg, pgcount);

--
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