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authorYang Wei <albin_yang@163.com>2019-07-08 22:57:39 +0800
committerDavid S. Miller <davem@davemloft.net>2019-07-08 12:46:24 -0700
commitdd006fc434e107ef90f7de0db9907cbc1c521645 (patch)
tree446fcb0957343e58317af0748cd79f9b7bcf7fb4
parent4993e5b37e8bcb55ac90f76eb6d2432647273747 (diff)
downloadlinux-dd006fc434e107ef90f7de0db9907cbc1c521645.tar.bz2
nfc: fix potential illegal memory access
The frags_q is not properly initialized, it may result in illegal memory access when conn_info is NULL. The "goto free_exit" should be replaced by "goto exit". Signed-off-by: Yang Wei <albin_yang@163.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/nfc/nci/data.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/nfc/nci/data.c b/net/nfc/nci/data.c
index 0a0c265baaa4..ce3382be937f 100644
--- a/net/nfc/nci/data.c
+++ b/net/nfc/nci/data.c
@@ -107,7 +107,7 @@ static int nci_queue_tx_data_frags(struct nci_dev *ndev,
conn_info = nci_get_conn_info_by_conn_id(ndev, conn_id);
if (!conn_info) {
rc = -EPROTO;
- goto free_exit;
+ goto exit;
}
__skb_queue_head_init(&frags_q);