This is a note to let you know that I've just added the patch titled
wifi: mt76: mt7921: resource leaks at mt7921_check_offload_capability()
to the 6.2-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
wifi-mt76-mt7921-resource-leaks-at-mt7921_check_offl.patch
and it can be found in the queue-6.2 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit fe2e184b24900546f93b3b2e33e953805d741a60
Author: Sean Wang <sean.wang@xxxxxxxxxxxx>
Date: Fri Dec 9 07:01:57 2022 +0800
wifi: mt76: mt7921: resource leaks at mt7921_check_offload_capability()
[ Upstream commit 47180ecf4541146836c5307c1d5526f8ac6a5a6d ]
Fixed coverity issue with resource leaks at variable "fw" going out of
scope leaks the storage it points to mt7921_check_offload_capability().
Reported-by: coverity-bot <keescook+coverity-bot@xxxxxxxxxxxx>
Addresses-Coverity-ID: 1527806 ("Resource leaks")
Fixes: 034ae28b56f1 ("wifi: mt76: mt7921: introduce remain_on_channel support")
Signed-off-by: Sean Wang <sean.wang@xxxxxxxxxxxx>
Signed-off-by: Felix Fietkau <nbd@xxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/init.c b/drivers/net/wireless/mediatek/mt76/mt7921/init.c
index 542dfd4251290..d4b681d7e1d22 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/init.c
@@ -175,7 +175,7 @@ u8 mt7921_check_offload_capability(struct device *dev, const char *fw_wm)
if (!fw || !fw->data || fw->size < sizeof(*hdr)) {
dev_err(dev, "Invalid firmware\n");
- return -EINVAL;
+ goto out;
}
data = fw->data;
@@ -206,6 +206,7 @@ u8 mt7921_check_offload_capability(struct device *dev, const char *fw_wm)
data += le16_to_cpu(rel_info->len) + rel_info->pad_len;
}
+out:
release_firmware(fw);
return features ? features->data : 0;
