diff options
| author | Bui Quang Minh <minhquangbui99@gmail.com> | 2020-12-04 06:24:49 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-12-29 13:46:45 +0100 |
| commit | 7dce946e51e3979db4191e49f524f53f3c5a95ac (patch) | |
| tree | ad54f6da9533bda265a7b2e5281aa7ef851f36bf /drivers | |
| parent | 42a387dc80c334ad78e604e0522b3d7a3f7113a5 (diff) | |
USB: dummy-hcd: Fix uninitialized array use in init()
commit e90cfa813da7a527785033a0b247594c2de93dd8 upstream.
This error path
err_add_pdata:
for (i = 0; i < mod_data.num; i++)
kfree(dum[i]);
can be triggered when not all dum's elements are initialized.
Fix this by initializing all dum's elements to NULL.
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Bui Quang Minh <minhquangbui99@gmail.com>
Link: https://lore.kernel.org/r/1607063090-3426-1-git-send-email-minhquangbui99@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/gadget/udc/dummy_hcd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/gadget/udc/dummy_hcd.c b/drivers/usb/gadget/udc/dummy_hcd.c index a0c1d77a7e38..df27b174b4d0 100644 --- a/drivers/usb/gadget/udc/dummy_hcd.c +++ b/drivers/usb/gadget/udc/dummy_hcd.c @@ -2742,7 +2742,7 @@ static int __init init(void) { int retval = -ENOMEM; int i; - struct dummy *dum[MAX_NUM_UDC]; + struct dummy *dum[MAX_NUM_UDC] = {}; if (usb_disabled()) return -ENODEV; |