Message ID | 20190522184226.17871-15-richard.henderson@linaro.org |
---|---|
State | New |
Headers | show
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X-Received-From: 2607:f8b0:4864:20::b42 Subject: [Qemu-devel] [PULL 14/25] linux-user: Use qemu_guest_getrandom_nofail for AT_RANDOM X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <http://lists.nongnu.org/archive/html/qemu-devel/> List-Post: <mailto:qemu-devel@nongnu.org> List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help> List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=subscribe> Cc: peter.maydell@linaro.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org> |
Series |
[PULL,01/25] configure: Link test before auto-enabling crypto libraries
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diff --git a/linux-user/elfload.c b/linux-user/elfload.c index ef42e02d82..1e06b908b7 100644 --- a/linux-user/elfload.c +++ b/linux-user/elfload.c @@ -7,6 +7,7 @@ #include "qemu.h" #include "disas/disas.h" #include "qemu/path.h" +#include "qemu/guest-random.h" #ifdef _ARCH_PPC64 #undef ARCH_DLINFO @@ -1883,12 +1884,9 @@ static abi_ulong create_elf_tables(abi_ulong p, int argc, int envc, } /* - * Generate 16 random bytes for userspace PRNG seeding (not - * cryptically secure but it's not the aim of QEMU). + * Generate 16 random bytes for userspace PRNG seeding. */ - for (i = 0; i < 16; i++) { - k_rand_bytes[i] = rand(); - } + qemu_guest_getrandom_nofail(k_rand_bytes, sizeof(k_rand_bytes)); if (STACK_GROWS_DOWN) { sp -= 16; u_rand_bytes = sp;