Merge tag 'pull-misc-20240730' of https://gitlab.com/rth7680/qemu into staging

util/getauxval: Ensure setting errno if not found
util/getauxval: Use elf_aux_info on OpenBSD
linux-user: open_self_stat: Implement num_threads
target/rx: Use target_ulong for address in LI

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* tag 'pull-misc-20240730' of https://gitlab.com/rth7680/qemu:
  linux-user: open_self_stat: Implement num_threads
  util/cpuinfo: Make use of elf_aux_info(3) on OpenBSD
  linux-user/main: Check errno when getting AT_EXECFD
  util/getauxval: Ensure setting errno if not found
  target/rx: Use target_ulong for address in LI

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/linux-user/main.c b/linux-user/main.c
index 7d3cf45fa9..8143a0d4b0 100644
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -755,8 +755,9 @@ int main(int argc, char **argv, char **envp)
     /*
      * Manage binfmt-misc open-binary flag
      */
+    errno = 0;
     execfd = qemu_getauxval(AT_EXECFD);
-    if (execfd == 0) {
+    if (errno != 0) {
         execfd = open(exec_path, O_RDONLY);
         if (execfd < 0) {
             printf("Error while loading %s: %s\n", exec_path, strerror(errno));