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| author | Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2020-08-14 07:55:01 +0200 |
|---|---|---|
| committer | Felipe Balbi <balbi@kernel.org> | 2020-08-17 13:35:22 +0300 |
| commit | 07c8434150f4eb0b65cae288721c8af1080fde17 (patch) | |
| tree | dee3d3cc90f583f43694a7cf91f7227acfeb0c57 /drivers/usb | |
| parent | 9123e3a74ec7b934a4a099e98af6a61c2f80bbf5 (diff) | |
| download | linux-07c8434150f4eb0b65cae288721c8af1080fde17.tar.gz linux-07c8434150f4eb0b65cae288721c8af1080fde17.tar.bz2 linux-07c8434150f4eb0b65cae288721c8af1080fde17.zip | |
usb: gadget: f_tcm: Fix some resource leaks in some error paths
If a memory allocation fails within a 'usb_ep_alloc_request()' call, the
already allocated memory must be released.
Fix a mix-up in the code and free the correct requests.
Fixes: c52661d60f63 ("usb-gadget: Initial merge of target module for UASP + BOT")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/gadget/function/f_tcm.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/usb/gadget/function/f_tcm.c b/drivers/usb/gadget/function/f_tcm.c index d94b814328c8..184165e27908 100644 --- a/drivers/usb/gadget/function/f_tcm.c +++ b/drivers/usb/gadget/function/f_tcm.c @@ -753,12 +753,13 @@ static int uasp_alloc_stream_res(struct f_uas *fu, struct uas_stream *stream) goto err_sts; return 0; + err_sts: - usb_ep_free_request(fu->ep_status, stream->req_status); - stream->req_status = NULL; -err_out: usb_ep_free_request(fu->ep_out, stream->req_out); stream->req_out = NULL; +err_out: + usb_ep_free_request(fu->ep_in, stream->req_in); + stream->req_in = NULL; out: return -ENOMEM; } |