diff options
author | Denis Efremov <efremov@linux.com> | 2019-10-02 19:18:11 +0200 |
---|---|---|
committer | Kalle Valo <kvalo@codeaurora.org> | 2019-10-04 15:46:43 +0200 |
commit | f170d44bc4ec2feae5f6206980e7ae7fbf0432a0 (patch) | |
tree | 16cf847d8ebbe6e6e35e34e191e42b7a91107704 /drivers/net/wireless/rsi | |
parent | libertas: remove redundant assignment to variable ret (diff) | |
download | linux-f170d44bc4ec2feae5f6206980e7ae7fbf0432a0.tar.xz linux-f170d44bc4ec2feae5f6206980e7ae7fbf0432a0.zip |
rsi: fix potential null dereference in rsi_probe()
The id pointer can be NULL in rsi_probe(). It is checked everywhere except
for the else branch in the idProduct condition. The patch adds NULL check
before the id dereference in the rsi_dbg() call.
Fixes: 54fdb318c111 ("rsi: add new device model for 9116")
Cc: Amitkumar Karwar <amitkarwar@gmail.com>
Cc: Siva Rebbagondla <siva8118@gmail.com>
Cc: Kalle Valo <kvalo@codeaurora.org>
Signed-off-by: Denis Efremov <efremov@linux.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/rsi')
-rw-r--r-- | drivers/net/wireless/rsi/rsi_91x_usb.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/rsi/rsi_91x_usb.c b/drivers/net/wireless/rsi/rsi_91x_usb.c index 760eaffeebd6..23a1d00b5f38 100644 --- a/drivers/net/wireless/rsi/rsi_91x_usb.c +++ b/drivers/net/wireless/rsi/rsi_91x_usb.c @@ -793,7 +793,7 @@ static int rsi_probe(struct usb_interface *pfunction, adapter->device_model = RSI_DEV_9116; } else { rsi_dbg(ERR_ZONE, "%s: Unsupported RSI device id 0x%x\n", - __func__, id->idProduct); + __func__, id ? id->idProduct : 0x0); goto err1; } |