From: Yury Norov <ynorov@caviumnetworks.com>
To: Dave Jones <davej@codemonkey.org.uk>
Cc: trinity@vger.kernel.org, Andrew Pinski <Andrew.Pinski@cavium.com>,
Steve Ellcey <Steve.Ellcey@cavium.com>
Subject: Re: [PATCH] Fix -Wunused error
Date: Sun, 27 Nov 2016 12:50:29 +0530 [thread overview]
Message-ID: <20161127072029.GA18679@yury-N73SV> (raw)
In-Reply-To: <20161127025615.fgewhrif2xr576md@codemonkey.org.uk>
On Sat, Nov 26, 2016 at 09:56:15PM -0500, Dave Jones wrote:
> On Fri, Nov 25, 2016 at 07:07:48AM +0530, Yury Norov wrote:
> > I try to build trinity for aarch64. In my configuration USE_PPPOL2TPIN6
> > is not defined, and it makes some functions have unused variables. GCC
> > treats it as error. This patch fixes it.
> >
> > Signed-off-by: Yury Norov <ynorov@caviumnetworks.com>
> > ---
> > net/proto-pppox.c | 9 +++++++++
> > rand/seed.c | 2 ++
> > 2 files changed, 11 insertions(+)
> >
> > diff --git a/net/proto-pppox.c b/net/proto-pppox.c
> > index 9deb045..bdec306 100644
> > --- a/net/proto-pppox.c
> > +++ b/net/proto-pppox.c
> > @@ -83,6 +83,9 @@ static void pppox_PX_PROTO_OL2TP_PPPoL2TPin6(struct sockaddr **addr, socklen_t *
> > pppol2tpin6->pppol2tp.addr.sin6_scope_id = rnd();
> > *addr = (struct sockaddr *) pppol2tpin6;
> > *addrlen = sizeof(struct sockaddr_pppol2tpin6);
> > +#else
> > + (void) addr;
> > + (void) addrlen;
>
> Instead of doing it this way, just add __unused__ tags to the variable
> declarations. (In the case where they're actually used, it doesn't
> matter)
>
> thanks,
>
> Dave
OK
Signed-off-by: Yury Norov <ynorov@caviumnetworks.com>
---
net/proto-pppox.c | 9 ++++++---
rand/seed.c | 2 +-
2 files changed, 7 insertions(+), 4 deletions(-)
diff --git a/net/proto-pppox.c b/net/proto-pppox.c
index 9deb045..52288fa 100644
--- a/net/proto-pppox.c
+++ b/net/proto-pppox.c
@@ -58,7 +58,8 @@ static void pppox_PX_PROTO_OL2TP_PPPoL2TP(struct sockaddr **addr, socklen_t *add
*addrlen = sizeof(struct sockaddr_pppol2tp);
}
-static void pppox_PX_PROTO_OL2TP_PPPoL2TPin6(struct sockaddr **addr, socklen_t *addrlen)
+static void pppox_PX_PROTO_OL2TP_PPPoL2TPin6(__unused__ struct sockaddr **addr,
+ __unused__ socklen_t *addrlen)
{
#ifdef USE_PPPOL2TPIN6
struct sockaddr_pppol2tpin6 *pppol2tpin6;
@@ -86,7 +87,8 @@ static void pppox_PX_PROTO_OL2TP_PPPoL2TPin6(struct sockaddr **addr, socklen_t *
#endif
}
-static void pppox_PX_PROTO_OL2TP_PPPoL2TPv3(struct sockaddr **addr, socklen_t *addrlen)
+static void pppox_PX_PROTO_OL2TP_PPPoL2TPv3(__unused__ struct sockaddr **addr,
+ __unused__ socklen_t *addrlen)
{
#ifdef USE_PPPOL2TPV3
struct sockaddr_pppol2tpv3 *pppol2tpv3;
@@ -107,7 +109,8 @@ static void pppox_PX_PROTO_OL2TP_PPPoL2TPv3(struct sockaddr **addr, socklen_t *a
#endif
}
-static void pppox_PX_PROTO_OL2TP_PPPoL2TPv3in6(struct sockaddr **addr, socklen_t *addrlen)
+static void pppox_PX_PROTO_OL2TP_PPPoL2TPv3in6(__unused__ struct sockaddr **addr,
+ __unused__ socklen_t *addrlen)
{
#ifdef USE_PPPOL2TPIN6
struct sockaddr_pppol2tpv3in6 *pppol2tpv3in6;
diff --git a/rand/seed.c b/rand/seed.c
index 2e4f84f..87880a6 100644
--- a/rand/seed.c
+++ b/rand/seed.c
@@ -40,7 +40,7 @@ static int urandomfd;
* to store what gets passed in from the command line -s argument */
unsigned int seed = 0;
-static int do_getrandom(unsigned int *buf)
+static int do_getrandom(__unused__ unsigned int *buf)
{
#ifdef SYS_getrandom
int ret;
--
2.7.4
prev parent reply other threads:[~2016-11-27 7:20 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-25 1:37 [PATCH] Fix -Wunused error Yury Norov
2016-11-27 2:56 ` Dave Jones
2016-11-27 7:20 ` Yury Norov [this message]
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