Le 06/01/2022 à 23:57, Richard Henderson a écrit :
The kernel does not special-case arg2 != NULL, so
neither should we.

Signed-off-by: Richard Henderson <richard.hender...@linaro.org>
---
  linux-user/syscall.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index ce9d64896c..e8f9e0643e 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -6444,7 +6444,7 @@ static abi_long do_prctl(CPUArchState *env, abi_long 
option, abi_long arg2,
              int deathsig;
              ret = get_errno(prctl(PR_GET_PDEATHSIG, &deathsig,
                                    arg3, arg4, arg5));
-            if (!is_error(ret) && arg2 && put_user_s32(deathsig, arg2)) {
+            if (!is_error(ret) && put_user_s32(deathsig, arg2)) {
                  return -TARGET_EFAULT;
              }
              return ret;

Reviewed-by: Laurent Vivier <laur...@vivier.eu>

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