linux-ext4 - Re: [PATCH 1/2] libext2fs: use statement-expression for container

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Message-ID: <YOOjxsfoOnZHDNA+@mit.edu>
Date:   Mon, 5 Jul 2021 20:28:54 -0400
From:   "Theodore Ts'o" <tytso@....edu>
To:     Michael Forney <mforney@...rney.org>
Cc:     linux-ext4@...r.kernel.org
Subject: Re: [PATCH 1/2] libext2fs: use statement-expression for container_of
 only on GNU-compatible compilers

On Wed, Apr 14, 2021 at 12:41:27AM -0700, Michael Forney wrote:
> Functionally, the statement-expression is not necessary here; it
> just gives a bit of type-safety to make sure the pointer really
> does have a compatible type with the specified member of the struct.
> 
> When statement expressions are not available, we can just use a
> portable fallback macro that skips this member type check.
> 
> Signed-off-by: Michael Forney <mforney@...rney.org>

Applied, thanks.

						- Ted