On Fri, Oct 17, 2008 at 7:58 PM, Daniel Gollub <[EMAIL PROTECTED]> wrote:
> Hi,
>
> with GCC 4.3 and with LTP CVS snapshot from today i got following warning
> when
> using the GCC Object Checking Builtins:
>
>
> cc -O2 -fmessage-length=0 -Wall -D_FORTIFY_SOURCE=2 -fstack-protector -g
> -Wall -O2 -fmessage-length=0 -Wall -D_FORTIFY_SOURCE=2 -fstack-protector -g
> -I../../../../include -Wall pec_listener.c -L../../../../lib -lltp -o
> pec_listener
> In function 'memset',
> inlined from 'netlink_recv' at pec_listener.c:112,
> inlined from 'main' at pec_listener.c:270:
> /usr/include/bits/string3.h:85: warning: call to
> __builtin___memset_chk will always overflow destination buffer
Li,
Your comment on this ?
Regards--
Subrata
>
>
>
> Signed-off-by: Daniel Gollub <[EMAIL PROTECTED]>
>
> ---
> testcases/kernel/connectors/pec/pec_listener.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> Index: ltp-full-20081017/testcases/kernel/connectors/pec/pec_listener.c
> ===================================================================
> --- ltp-full-20081017.orig/testcases/kernel/connectors/pec/pec_listener.c
> +++ ltp-full-20081017/testcases/kernel/connectors/pec/pec_listener.c
> @@ -109,7 +109,7 @@ static int netlink_recv(int sd, struct s
> struct iovec iov;
> struct msghdr msg;
>
> - memset(nlhdr, 0, NLMSG_SPACE(MAX_MSG_SIZE));
> + memset(nlhdr, 0, sizeof(struct nlmsghdr));
> memset(&iov, 0, sizeof(iov));
> memset(&msg, 0, sizeof(msg));
>
>
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--
Regards & Thanks--
Subrata
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