Revert "rexec: mark all fds as close-on-exec if possible"

This reverts commit 531d36ad. Callers might want to explicilty inhert file descriptors so we can't close them behind their back when we exec. Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

Revert "rexec: mark all fds as close-on-exec if possible"
09a83db5 · Christian Brauner · 0b8e876f · 09a83db5
Unverified Commit 09a83db5 authored Apr 12, 2021 by Christian Brauner
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rexec.c src/lxc/rexec.c +0 -3

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--- a/src/lxc/rexec.c
+++ b/src/lxc/rexec.c
@@ -162,9 +162,6 @@ static void lxc_rexec_as_memfd(char **argv, char **envp, const char *memfd_name)
 	if (execfd < 0)
 		return;
-	ret = close_range(STDERR_FILENO + 1, MAX_FILENO, CLOSE_RANGE_CLOEXEC);
-	if (ret && (errno != ENOSYS && errno != EINVAL))
-		fprintf(stderr, "%m - Failed to mark all file descriptors as close-on-exec\n");
 	fexecve(execfd, argv, envp);
 }