Re: [PATCH 2/3] 9pfs: Use g_new() & friends where that makes obvious sense

[Christian Schoenebeck <qemu_oss@crudebyte.com>]

On Montag, 14. März 2022 19:46:59 CET Philippe Mathieu-Daudé wrote:
> Hi Christian,

Hi Philippe,

> On 14/3/22 17:42, Christian Schoenebeck wrote:
> > On Montag, 14. März 2022 17:01:07 CET Markus Armbruster wrote:
> >> g_new(T, n) is neater than g_malloc(sizeof(T) * n).  It's also safer,
> >> for two reasons.  One, it catches multiplication overflowing size_t.
> >> Two, it returns T * rather than void *, which lets the compiler catch
> >> more type errors.
> >> 
> >> This commit only touches allocations with size arguments of the form
> >> sizeof(T).
> >> 
> >> Patch created mechanically with:
> >>      $ spatch --in-place --sp-file scripts/coccinelle/use-g_new-etc.cocci
> >>      \
> >>      
> >> 	     --macro-file scripts/cocci-macro-file.h FILES...
> >> 
> >> Except this uncovers a typing error:
> >>      ../hw/9pfs/9p.c:855:13: warning: incompatible pointer types
> >>      assigning to
> >> 
> >> 'QpfEntry *' from 'QppEntry *' [-Wincompatible-pointer-types] val =
> >> g_new0(QppEntry, 1);
> >> 
> >> 		^ ~~~~~~~~~~~~~~~~~~~
> >> 		
> >>      1 warning generated.
> >> 
> >> Harmless, because QppEntry is larger than QpfEntry.  Fix to allocate a
> >> QpfEntry instead.
> >> 
> >> Cc: Greg Kurz <groug@kaod.org>
> >> Cc: Christian Schoenebeck <qemu_oss@crudebyte.com>
> >> Signed-off-by: Markus Armbruster <armbru@redhat.com>
> >> ---
> > 
> > Reviewed-by: Christian Schoenebeck <qemu_oss@crudebyte.com>
> 
> FYI your domain is also quarantined by Google:
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Reverse lookup of 172.105.152.211 sais it is atlanta189.amsat.org, which is 
not affiliated with crudebyte.com in any way, and it is therefore not allowed 
to send emails on behalf of this domain.

Markus had a huge CC list in this series, so my guess is that my email went 
through some ML which touched my original email's DKIM signed headers 
(probably prefixed the subject line) before sending it out to list members, 
eventually causing the message to be quarantined

-> i.e. a ML configuration issue, not a problem with this domain.

Best regards,
Christian Schoenebeck

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