Messages in this thread | | | From | Saeed Mahameed <> | Subject | Re: [PATCH 4.19 25/25] Revert "net/mlx5: Annotate mutex destroy for root ns" | Date | Thu, 11 Jun 2020 22:17:33 +0000 |
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On Tue, 2020-06-09 at 19:45 +0200, Greg Kroah-Hartman wrote: > From: Greg Kroah-Hartman <gregkh@linuxfoundation.org> > > This reverts commit 95fde2e46860c183f6f47a99381a3b9bff488bd5 which is > commit 9ca415399dae133b00273a4283ef31d003a6818d upstream. > > It was backported incorrectly, Paul writes at: > https://lore.kernel.org/r/20200607203425.GD23662@windriver.com > > I happened to notice this commit: > > 9ca415399dae - "net/mlx5: Annotate mutex destroy for root ns" > > ...was backported to 4.19 and 5.4 and v5.6 in linux-stable. > > It patches del_sw_root_ns() - which only exists after v5.7-rc7 > from: > > 6eb7a268a99b - "net/mlx5: Don't maintain a case of del_sw_func > being > null" > > which creates the one line del_sw_root_ns stub function around > kfree(node) by breaking it out of tree_put_node(). > > In the absense of del_sw_root_ns - the backport finds an > identical one > line kfree stub fcn - named del_sw_prio from this earlier > commit: > > 139ed6c6c46a - "net/mlx5: Fix steering memory leak" [in v4.15- > rc5] > > and then puts the mutex_destroy() into that (wrong) function, > instead of > putting it into tree_put_node where the root ns case used to be > hand > > Reported-by: Paul Gortmaker <paul.gortmaker@windriver.com> > Cc: Roi Dayan <roid@mellanox.com> > Cc: Mark Bloch <markb@mellanox.com> > Cc: Saeed Mahameed <saeedm@mellanox.com> > Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Saeed Mahameed <saeedm@mellanox.com>
I don't know if this was due to something wrong in my backporting process or AUTOSEL/wrong Fixes tag related. I will check later and will try my best to avoid this in the future.
Thanks, Saeed.
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