[v4,0/9] dmaengine: idxd: fix memory leak in error handling path

Message

Shuai Xue April 4, 2025, 12:02 p.m. UTC

changes since v3:
- remove a blank line to fix checkpatch warning per Fenghua
- collect Reviewed-by tags from Fenghua


changes since v2:
- add to cc stable per Markus
- add patch 4 to fix memory leak in idxd_setup_internals per Fenghua
- collect Reviewed-by tag for patch 2 from Fenghua
- fix reference cnt in remove() per Fenghua

changes since v1:
- add Reviewed-by tag for patch 1-5 from Dave Jiang
- add fixes tag
- add patch 6 and 7 to fix memory leak in remove call per Vinicius

Shuai Xue (9):
  dmaengine: idxd: fix memory leak in error handling path of
    idxd_setup_wqs
  dmaengine: idxd: fix memory leak in error handling path of
    idxd_setup_engines
  dmaengine: idxd: fix memory leak in error handling path of
    idxd_setup_groups
  dmaengine: idxd: Add missing cleanup for early error out in
    idxd_setup_internals
  dmaengine: idxd: Add missing cleanups in cleanup internals
  dmaengine: idxd: fix memory leak in error handling path of idxd_alloc
  dmaengine: idxd: fix memory leak in error handling path of
    idxd_pci_probe
  dmaengine: idxd: Add missing idxd cleanup to fix memory leak in remove
    call
  dmaengine: idxd: Refactor remove call with idxd_cleanup() helper

 drivers/dma/idxd/init.c | 159 ++++++++++++++++++++++++++++------------
 1 file changed, 113 insertions(+), 46 deletions(-)