This is a false positive, fixed by explicitly initializing
variable to NULL. Variable is always initialized during the for loop
above, which is guaranteed to run since queues >= 1.
This is correctly detected for normal builds, but not for gcov builds.
In function ‘af_xdp_read_poll’,
inlined from ‘net_init_af_xdp’ at ../net/af-xdp.c:546:5:
../net/af-xdp.c:78:10: error: ‘s’ may be used uninitialized [-Werror=maybe-uninitialized]
78 | if (s->read_poll != enable) {
| ~^~~~~~~~~~~
../net/af-xdp.c: In function ‘net_init_af_xdp’:
../net/af-xdp.c:461:17: note: ‘s’ was declared here
461 | AFXDPState *s;
|
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@oss.qualcomm.com>
Link: https://lore.kernel.org/qemu-devel/20260610192222.2709135-2-pierrick.bouvier@oss.qualcomm.com
Signed-off-by: Pierrick Bouvier <pierrick.bouvier@oss.qualcomm.com>
71fe290540