41 lines
1.1 KiB
Diff
41 lines
1.1 KiB
Diff
From f99c4bfe4aec8110043bd88df0f52b47ed8e05e8 Mon Sep 17 00:00:00 2001
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From: Qi Tao <taoqi10@huawei.com>
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Date: Mon, 4 Dec 2023 17:30:23 +0800
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Subject: [PATCH 102/114] uadk v1: fix wd_rng resource release bug
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Before wd_free_id and ctx_num are released, check
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whether ctx_num is less than or equal to 0 to
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avoid repeated release.
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Signed-off-by: Chenghai Huang <huangchenghai2@huawei.com>
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---
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v1/wd_rng.c | 8 ++++----
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1 file changed, 4 insertions(+), 4 deletions(-)
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diff --git a/v1/wd_rng.c b/v1/wd_rng.c
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index 927665f..24a4b7a 100644
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--- a/v1/wd_rng.c
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+++ b/v1/wd_rng.c
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@@ -144,14 +144,14 @@ void wcrypto_del_rng_ctx(void *ctx)
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wd_uninit_cookie_pool(&cx->pool);
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wd_spinlock(&qinfo->qlock);
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- wd_free_id(qinfo->ctx_id, WD_MAX_CTX_NUM, cx->ctx_id - 1,
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- WD_MAX_CTX_NUM);
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- qinfo->ctx_num--;
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- if (qinfo->ctx_num < 0) {
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+ if (qinfo->ctx_num <= 0) {
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wd_unspinlock(&qinfo->qlock);
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WD_ERR("repeat delete trng ctx!\n");
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return;
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}
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+ qinfo->ctx_num--;
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+ wd_free_id(qinfo->ctx_id, WD_MAX_CTX_NUM, cx->ctx_id - 1,
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+ WD_MAX_CTX_NUM);
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wd_unspinlock(&qinfo->qlock);
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free(ctx);
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--
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2.25.1
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