X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;ds=sidebyside;f=src%2Fenv%2F__stack_chk_fail.c;fp=src%2Fenv%2F__stack_chk_fail.c;h=3e2e4b6dfabac5d60194c33eee3c1e4b58371dec;hb=0a96a37f06fda78ce3674b425888b1fc090578aa;hp=eac852b7a39572e9b10bfd1df3a2488c0a52ba39;hpb=017bf140ffb41e9a016df84dc4c1806e0686b28a;p=musl diff --git a/src/env/__stack_chk_fail.c b/src/env/__stack_chk_fail.c index eac852b7..3e2e4b6d 100644 --- a/src/env/__stack_chk_fail.c +++ b/src/env/__stack_chk_fail.c @@ -6,13 +6,12 @@ uintptr_t __stack_chk_guard; -void __init_ssp(size_t *auxv) +void __init_ssp(void *entropy) { size_t i; pthread_t self = __pthread_self_init(); uintptr_t canary; - for (i=0; auxv[i] && auxv[i]!=AT_RANDOM; i+=2); - if (auxv[i]) memcpy(&canary, (void *)auxv[i+1], sizeof canary); + if (entropy) memcpy(&canary, entropy, sizeof canary); else canary = (uintptr_t)&canary * 1103515245; a_cas_l(&__stack_chk_guard, 0, canary); self->canary = __stack_chk_guard;