projects / platform / kernel / linux-starfive.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: dcfecb9) | patch
powerpc/iommu: fix memory leak with using debugfs_lookup()
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 2 Feb 2023 14:19:19 +0000 (15:19 +0100)
committerMichael Ellerman <mpe@ellerman.id.au>
Wed, 8 Feb 2023 10:42:12 +0000 (21:42 +1100)
commitb505063910c134778202dfad9332dfcecb76bab3
tree080865e8f27e8e944a088bbdb07f2e0cb6786f9etree | snapshot
parentdcfecb989afdf9101ee42e2adf04756a2ea4819dcommit | diff
powerpc/iommu: fix memory leak with using debugfs_lookup()

When calling debugfs_lookup() the result must have dput() called on it,
otherwise the memory will leak over time.  To make things simpler, just
call debugfs_lookup_and_remove() instead which handles all of the logic
at once.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20230202141919.2298821-1-gregkh@linuxfoundation.org
arch/powerpc/kernel/iommu.c diff | blob | history
Domain: System / Kernel;