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vfio/pci: fix potential memory leak in vfio_intx_enable() 

[ Upstream commit 82b951e6fbd31d85ae7f4feb5f00ddd4c5d256e2 ]

If vfio_irq_ctx_alloc() failed will lead to 'name' memory leak.

Fixes: 18c198c96a81 ("vfio/pci: Create persistent INTx handler")
Signed-off-by: Ye Bin <yebin10@huawei.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Acked-by: Reinette Chatre <reinette.chatre@intel.com>
Link: https://lore.kernel.org/r/20240415015029.3699844-1-yebin10@huawei.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Ye Bin 2024-04-15 09:50:29 +08:00 committed by Greg Kroah-Hartman
parent e642622550
commit 0bd22a4966
1 changed files with 3 additions and 1 deletions
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4
drivers/vfio/pci/vfio_pci_intrs.c
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@ -277,8 +277,10 @@ static int vfio_intx_enable(struct vfio_pci_core_device *vdev,
return -ENOMEM;
ctx = vfio_irq_ctx_alloc(vdev, 0);
if (!ctx)
if (!ctx) {
kfree(name);
return -ENOMEM;
}
ctx->name = name;
ctx->trigger = trigger;