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Bluetooth: btrtl: Fix memory leak in rtlbt_parse_firmware_v2()

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[ 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: 9a24ce5e29 ("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>
This commit is contained in:
Abdun Nihaal
2025-10-28 23:26:30 +05:30
committed by Greg Kroah-Hartman
parent 779f83a91d
commit f44b8bbb1b
1 changed files with 3 additions and 1 deletions
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4
drivers/bluetooth/btrtl.c
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@@ -604,8 +604,10 @@ 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;