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[144.49.247.0]) by smtp-relay.gmail.com with ESMTPS id 00721157ae682-785ed1d05e9sm9747627b3.25.2025.10.29.09.22.47 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 29 Oct 2025 09:22:47 -0700 (PDT) X-Relaying-Domain: broadcom.com X-CFilter-Loop: Reflected Received: by mail-qk1-f199.google.com with SMTP id af79cd13be357-891504015e5so2160993885a.3 for ; Wed, 29 Oct 2025 09:22:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1761754967; x=1762359767; darn=dpdk.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=RUMCy9vUsf2u1cQUB1qdeOGfxUAAfafRJuPx7RcgqUk=; b=CLw2B7r0m0kQwPdR/ETrZcUANqyj5HiCq7n3EZF7T/xtVAZpZk2g6AqbFZlYHzGIvH AXY/nuVh93Q9arDUP+AxU2VYjOkXYKJdEaK1hE3avfSD4VMuEMgbIUV1JLLvgAlOTC8N n9EqdKTNtTIiNEWuwZ3adByOhwuRxmRgNAlUk= X-Received: by 2002:a05:620a:7104:b0:892:4858:11a5 with SMTP id af79cd13be357-8a8e426cd9emr436293685a.38.1761754966716; Wed, 29 Oct 2025 09:22:46 -0700 (PDT) X-Received: by 2002:a05:620a:7104:b0:892:4858:11a5 with SMTP id af79cd13be357-8a8e426cd9emr436289085a.38.1761754966116; Wed, 29 Oct 2025 09:22:46 -0700 (PDT) Received: from KX3WTC9T54.dhcp.broadcom.net ([192.19.144.250]) by smtp.gmail.com with ESMTPSA id af79cd13be357-89f2421fba6sm1089026785a.4.2025.10.29.09.22.45 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Wed, 29 Oct 2025 09:22:45 -0700 (PDT) From: Manish Kurup To: dev@dpdk.org Cc: ajit.khaparde@broadcom.com, Peter Spreadborough Subject: [PATCH v5 46/57] net/bnxt/tf_core: backing store cleanup Date: Wed, 29 Oct 2025 12:07:01 -0400 Message-Id: <20251029160712.58519-47-manish.kurup@broadcom.com> X-Mailer: git-send-email 2.39.5 (Apple Git-154) In-Reply-To: <20251029160712.58519-1-manish.kurup@broadcom.com> References: <20251021175049.46092-1-manish.kurup@broadcom.com> <20251029160712.58519-1-manish.kurup@broadcom.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-DetectorID-Processed: b00c1d49-9d2e-4205-b15f-d015386d3d5e X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org From: Peter Spreadborough A backing store table allocation failed due to lack of memory and resulted in a crash because the result of the allocation was not checked for validity. Signed-off-by: Peter Spreadborough Reviewed-by: Manish Kurup --- drivers/net/bnxt/tf_core/v3/tfc_tbl_scope.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/bnxt/tf_core/v3/tfc_tbl_scope.c b/drivers/net/bnxt/tf_core/v3/tfc_tbl_scope.c index b229f07596..878f62c115 100644 --- a/drivers/net/bnxt/tf_core/v3/tfc_tbl_scope.c +++ b/drivers/net/bnxt/tf_core/v3/tfc_tbl_scope.c @@ -505,6 +505,8 @@ static int alloc_link_pbl(struct tfc_ts_mem_cfg *mem_cfg, uint32_t page_size, RTE_MEMZONE_SIZE_HINT_ONLY | RTE_MEMZONE_IOVA_CONTIG, page_size); + if (!mem_cfg->ts_mz.mz) + return -ENOMEM; } memset(mem_cfg->ts_mz.mz->addr, 0, mem_cfg->ts_mz.mz->len); mem_cfg->ts_mz.page_count = total_pages; -- 2.39.5 (Apple Git-154)