On Mon, Dec 14, 2015 at 04:34:29PM +0100, Daniel Borkmann wrote: > Seems like gcc (4.8.3) doesn't catch this false positive, triggering > after 0f7543322c5f ("route: ignore RTAX_HOPLIMIT of value -1"): > > iproute.c: In function 'print_route': > iproute.c:301:12: warning: 'val' may be used uninitialized in this function > [-Wmaybe-uninitialized] > features &= ~RTAX_FEATURE_ECN; > ^ > iproute.c:575:10: note: 'val' was declared here > __u32 val; > ^ > So just shut it up by initializing to 0.
Hmm. Interestingly, my patch shouldn't have changed anything relevant for gcc's decision. OTOH, I don't see a warning using gcc-4.9.3. Cheers, Phil -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html