Fix a bunch of CVEs

1 files changed, 109 insertions, 0 deletions

diff --git a/mwifiex-pcie-fix-memory-leak-in-mwifiex_pcie_alloc_cmdrsp_buf.patch b/mwifiex-pcie-fix-memory-leak-in-mwifiex_pcie_alloc_cmdrsp_buf.patch
new file mode 100644
index 000000000..5c12cb493
--- /dev/null
+++ b/mwifiex-pcie-fix-memory-leak-in-mwifiex_pcie_alloc_cmdrsp_buf.patch
@@ -0,0 +1,109 @@
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+From:   Navid Emamdoost <navid.emamdoost@gmail.com>
+Cc:     emamd001@umn.edu, kjlu@umn.edu, smccaman@umn.edu,
+        Navid Emamdoost <navid.emamdoost@gmail.com>,
+        Amitkumar Karwar <amitkarwar@gmail.com>,
+        Nishant Sarmukadam <nishants@marvell.com>,
+        Ganapathi Bhat <gbhat@marvell.com>,
+        Xinming Hu <huxinming820@gmail.com>,
+        Kalle Valo <kvalo@codeaurora.org>,
+        "David S. Miller" <davem@davemloft.net>,
+        linux-wireless@vger.kernel.org, netdev@vger.kernel.org,
+        linux-kernel@vger.kernel.org
+Subject: [PATCH] mwifiex: pcie: Fix memory leak in mwifiex_pcie_alloc_cmdrsp_buf
+Date:   Fri,  4 Oct 2019 15:08:52 -0500
+Message-Id: <20191004200853.23353-1-navid.emamdoost@gmail.com>
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+
+In mwifiex_pcie_alloc_cmdrsp_buf, a new skb is allocated which should be
+released if mwifiex_map_pci_memory() fails. The release is added.
+
+Fixes: fc3314609047 ("mwifiex: use pci_alloc/free_consistent APIs for PCIe")
+Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
+---
+ drivers/net/wireless/marvell/mwifiex/pcie.c | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.c b/drivers/net/wireless/marvell/mwifiex/pcie.c
+index eff06d59e9df..1578eaa071bd 100644
+--- a/drivers/net/wireless/marvell/mwifiex/pcie.c
++++ b/drivers/net/wireless/marvell/mwifiex/pcie.c
+@@ -1029,8 +1029,10 @@ static int mwifiex_pcie_alloc_cmdrsp_buf(struct mwifiex_adapter *adapter)
+ 	}
+ 	skb_put(skb, MWIFIEX_UPLD_SIZE);
+ 	if (mwifiex_map_pci_memory(adapter, skb, MWIFIEX_UPLD_SIZE,
+-				   PCI_DMA_FROMDEVICE))
++				   PCI_DMA_FROMDEVICE)) {
++		kfree_skb(skb);
+ 		return -1;
++	}
+ 
+ 	card->cmdrsp_buf = skb;
+ 
+-- 
+2.17.1
+
+