From 50a212ec906f7524620675f0c57357691c26c81f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 16 Oct 2024 01:20:19 +0000
Subject: [PATCH] 修改GPIO导出默认初始值

---
 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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