netdev - [PATCH 2/6] staging: vt6655: fix missing resource cleanup in error cases

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Date:   Sun, 29 May 2022 23:34:52 +0800
From:   Chengguang Xu <cgxu519@...ernel.net>
To:     netdev@...r.kernel.org, linux-staging@...ts.linux.dev,
        linux-scsi@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
        linux-media@...r.kernel.org
Cc:     Chengguang Xu <cgxu519@...ernel.net>
Subject: [PATCH 2/6] staging: vt6655: fix missing resource cleanup in error cases

Fix missing resource cleanup(when '(--i) == 0') for error cases

Signed-off-by: Chengguang Xu <cgxu519@...ernel.net>
---
 drivers/staging/vt6655/device_main.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c
index 897d70cf32b8..cf8d92e785e6 100644
--- a/drivers/staging/vt6655/device_main.c
+++ b/drivers/staging/vt6655/device_main.c
@@ -565,7 +565,7 @@ static int device_init_rd0_ring(struct vnt_private *priv)
 	kfree(desc->rd_info);
 
 err_free_desc:
-	while (--i) {
+	while (--i >= 0) {
 		desc = &priv->aRD0Ring[i];
 		device_free_rx_buf(priv, desc);
 		kfree(desc->rd_info);
@@ -611,7 +611,7 @@ static int device_init_rd1_ring(struct vnt_private *priv)
 	kfree(desc->rd_info);
 
 err_free_desc:
-	while (--i) {
+	while (--i >= 0) {
 		desc = &priv->aRD1Ring[i];
 		device_free_rx_buf(priv, desc);
 		kfree(desc->rd_info);
@@ -676,7 +676,7 @@ static int device_init_td0_ring(struct vnt_private *priv)
 	return 0;
 
 err_free_desc:
-	while (--i) {
+	while (--i >= 0) {
 		desc = &priv->apTD0Rings[i];
 		kfree(desc->td_info);
 	}
@@ -716,7 +716,7 @@ static int device_init_td1_ring(struct vnt_private *priv)
 	return 0;
 
 err_free_desc:
-	while (--i) {
+	while (--i >= 0) {
 		desc = &priv->apTD1Rings[i];
 		kfree(desc->td_info);
 	}
-- 
2.27.0