On Sat, Jul 28, 2018 at 11:31:28PM +0530, Sukrit Bhatnagar wrote:
> By making use of GNU C's cleanup attribute handled by the
> VIR_AUTOPTR macro for declaring aggregate pointer variables,
> majority of the calls to *Free functions can be dropped, which
> in turn leads to getting rid of most of our cleanup sections.
>
> Signed-off-by: Sukrit Bhatnagar <skrtbhtngr@xxxxxxxxx>
> ---
> src/util/virnetdevip.c | 55 +++++++++++++++++++++-----------------------------
> 1 file changed, 23 insertions(+), 32 deletions(-)
>
> diff --git a/src/util/virnetdevip.c b/src/util/virnetdevip.c
> index 8f1081b..ca206e2 100644
> --- a/src/util/virnetdevip.c
> +++ b/src/util/virnetdevip.c
> @@ -634,19 +634,22 @@ virNetDevIPCheckIPv6Forwarding(void)
> }
>
> if (!valid) {
> - virBuffer buf = VIR_BUFFER_INITIALIZER;
> + VIR_AUTOPTR(virBuffer) buf = NULL;
> +
> + if (VIR_ALLOC(buf) < 0)
> + goto cleanup;
Hmm, this will actually leak memory because @buf is never going to be freed,
worse, we'll assign NULL to it.
Erik
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