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authorPetko Manolov <petkan@nucleusys.com>2026-01-06 10:48:21 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-01-17 16:31:25 +0100
commit471dfb97599eec74e0476046b3ef8e7037f27b34 (patch)
tree5b8ddc4f7bf809d97f3b8aad7656dde52c6f0848
parent43497313d0da3e12b5cfcd97aa17bf48ee663f95 (diff)
net: usb: pegasus: fix memory leak in update_eth_regs_async()
[ Upstream commit afa27621a28af317523e0836dad430bec551eb54 ] When asynchronously writing to the device registers and if usb_submit_urb() fail, the code fail to release allocated to this point resources. Fixes: 323b34963d11 ("drivers: net: usb: pegasus: fix control urb submission") Signed-off-by: Petko Manolov <petkan@nucleusys.com> Link: https://patch.msgid.link/20260106084821.3746677-1-petko.manolov@konsulko.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--drivers/net/usb/pegasus.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c
index 81ca64debc5b..c514483134f0 100644
--- a/drivers/net/usb/pegasus.c
+++ b/drivers/net/usb/pegasus.c
@@ -168,6 +168,8 @@ static int update_eth_regs_async(pegasus_t *pegasus)
netif_device_detach(pegasus->net);
netif_err(pegasus, drv, pegasus->net,
"%s returned %d\n", __func__, ret);
+ usb_free_urb(async_urb);
+ kfree(req);
}
return ret;
}