6.6-stable review patch. If anyone has any objections, please let me know.
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From: Shuai Xue xueshuai@linux.alibaba.com
commit d5449ff1b04dfe9ed8e455769aa01e4c2ccf6805 upstream.
The remove call stack is missing idxd cleanup to free bitmap, ida and the idxd_device. Call idxd_free() helper routines to make sure we exit gracefully.
Fixes: bfe1d56091c1 ("dmaengine: idxd: Init and probe for Intel data accelerators") Cc: stable@vger.kernel.org Suggested-by: Vinicius Costa Gomes vinicius.gomes@intel.com Signed-off-by: Shuai Xue xueshuai@linux.alibaba.com Reviewed-by: Fenghua Yu fenghuay@nvidia.com Reviewed-by: Dave Jiang dave.jiang@intel.com Link: https://lore.kernel.org/r/20250404120217.48772-9-xueshuai@linux.alibaba.com Signed-off-by: Vinod Koul vkoul@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/dma/idxd/init.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/dma/idxd/init.c +++ b/drivers/dma/idxd/init.c @@ -901,6 +901,7 @@ static void idxd_remove(struct pci_dev * destroy_workqueue(idxd->wq); perfmon_pmu_remove(idxd); put_device(idxd_confdev(idxd)); + idxd_free(idxd); }
static struct pci_driver idxd_pci_driver = {