6.12-stable review patch. If anyone has any objections, please let me know.
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From: Abdun Nihaal nihaal@cse.iitm.ac.in
[ Upstream commit 1c21cf89a66413eb04b2d22c955b7a50edc14dfa ]
The memory allocated for ptr using kvmalloc() is not freed on the last error path. Fix that by freeing it on that error path.
Fixes: 9a24ce5e29b1 ("Bluetooth: btrtl: Firmware format v2 support") Signed-off-by: Abdun Nihaal nihaal@cse.iitm.ac.in Signed-off-by: Luiz Augusto von Dentz luiz.von.dentz@intel.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/bluetooth/btrtl.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c index 59eb948664223..c4431c5976b40 100644 --- a/drivers/bluetooth/btrtl.c +++ b/drivers/bluetooth/btrtl.c @@ -625,8 +625,10 @@ static int rtlbt_parse_firmware_v2(struct hci_dev *hdev, len += entry->len; }
- if (!len) + if (!len) { + kvfree(ptr); return -EPERM; + }
*_buf = ptr; return len;