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chelsio/chtls: fix memory leaks in CPL handlers

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[ Upstream commit 6daa1da4e262b0cd52ef0acc1989ff22b5540264 ]

CPL handler functions chtls_pass_open_rpl() and
chtls_close_listsrv_rpl() should return CPL_RET_BUF_DONE
so that caller function will do skb free to avoid leak.

Fixes: cc35c88ae4 ("crypto : chtls - CPL handler definition")
Signed-off-by: Vinay Kumar Yadav <vinay.yadav@chelsio.com>
Link: https://lore.kernel.org/r/20201025194228.31271-1-vinay.yadav@chelsio.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Vinay Kumar Yadav
2020-10-26 01:12:29 +05:30
committed by Greg Kroah-Hartman
parent f9dcae22d4
commit df2e825b3a
1 changed files with 12 additions and 15 deletions
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15
drivers/crypto/chelsio/chtls/chtls_cm.c
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@@ -696,14 +696,13 @@ static int chtls_pass_open_rpl(struct chtls_dev *cdev, struct sk_buff *skb)
if (rpl->status != CPL_ERR_NONE) { if (rpl->status != CPL_ERR_NONE) {
pr_info("Unexpected PASS_OPEN_RPL status %u for STID %u\n", pr_info("Unexpected PASS_OPEN_RPL status %u for STID %u\n",
rpl->status, stid); rpl->status, stid);
return CPL_RET_BUF_DONE; } else {
}
cxgb4_free_stid(cdev->tids, stid, listen_ctx->lsk->sk_family); cxgb4_free_stid(cdev->tids, stid, listen_ctx->lsk->sk_family);
sock_put(listen_ctx->lsk); sock_put(listen_ctx->lsk);
kfree(listen_ctx); kfree(listen_ctx);
module_put(THIS_MODULE); module_put(THIS_MODULE);
}
return 0; return CPL_RET_BUF_DONE;
} }
static int chtls_close_listsrv_rpl(struct chtls_dev *cdev, struct sk_buff *skb) static int chtls_close_listsrv_rpl(struct chtls_dev *cdev, struct sk_buff *skb)
@@ -720,15 +719,13 @@ static int chtls_close_listsrv_rpl(struct chtls_dev *cdev, struct sk_buff *skb)
if (rpl->status != CPL_ERR_NONE) { if (rpl->status != CPL_ERR_NONE) {
pr_info("Unexpected CLOSE_LISTSRV_RPL status %u for STID %u\n", pr_info("Unexpected CLOSE_LISTSRV_RPL status %u for STID %u\n",
rpl->status, stid); rpl->status, stid);
return CPL_RET_BUF_DONE; } else {
}
cxgb4_free_stid(cdev->tids, stid, listen_ctx->lsk->sk_family); cxgb4_free_stid(cdev->tids, stid, listen_ctx->lsk->sk_family);
sock_put(listen_ctx->lsk); sock_put(listen_ctx->lsk);
kfree(listen_ctx); kfree(listen_ctx);
module_put(THIS_MODULE); module_put(THIS_MODULE);
}
return 0; return CPL_RET_BUF_DONE;
} }
static void chtls_purge_wr_queue(struct sock *sk) static void chtls_purge_wr_queue(struct sock *sk)