[Libvir] begin conversion to safer use of sizeof: exposes a harmless bug

[Daniel P. Berrange]

On Tue, Dec 11, 2007 at 07:57:51PM +0100, Jim Meyering wrote:
> Subject: [PATCH] Use a variable name as sizeof argument, not a type name.
> 
> Given code like: T *var = calloc (n, sizeof (T));
> Convert to this: T *var = calloc (n, sizeof (*var));
> This first-cut change adjusts all malloc, calloc, and
> realloc statements.
> 
> The only binary differences are in remote_internal.c
> (due to the bug fix) and in xmlrpc.c (due to factorization).
> 
> * python/libvir.c: As above.
> * qemud/event.c: Likewise.
> * qemud/mdns.c: Likewise.
> * qemud/qemud.c: Likewise.
> * qemud/remote.c: Likewise.
> * src/bridge.c: Likewise.
> * src/buf.c: Likewise.
> * src/conf.c: Likewise.
> * src/hash.c: Likewise.
> * src/iptables.c: Likewise.
> * src/openvz_conf.c: Likewise.
> * src/qemu_conf.c: Likewise.
> * src/qemu_driver.c: Likewise.
> * src/test.c: Likewise.
> * src/xen_internal.c: Likewise.
> * src/xen_unified.c: Likewise.
> * src/xm_internal.c: Likewise.
> * src/xml.c: Likewise.
> * tests/qemuxml2argvtest.c: Likewise.
> * src/xmlrpc.c (xmlRpcValuePtr): Likewise, and minor factorization.
> * src/remote_internal.c (remoteAuthMakeCredentials): Use the right
> type when allocating space for an array of cred _pointers_.

ACK.

Should we add a 'HACKING' file which mentions this coding standard and any of
the others we generally have for the benefit of anyone submitting patches
in the future

Dan.
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