Signed-off-by: Jan Beulich --- a/xen/common/libelf/libelf-dominfo.c +++ b/xen/common/libelf/libelf-dominfo.c @@ -64,13 +64,14 @@ int elf_xen_parse_features(const char *f { if ( !elf_xen_feature_names[i] ) continue; - if ( (required != NULL) && (feature[0] == '!') ) + if ( feature[0] == '!' ) { /* required */ if ( !strcmp(feature + 1, elf_xen_feature_names[i]) ) { elf_xen_feature_set(i, supported); - elf_xen_feature_set(i, required); + if ( required ) + elf_xen_feature_set(i, required); break; } }