Commit 227175b2 authored Jul 19, 2020 by Nicolas Viennot Committed by Christian Brauner Jul 19, 2020

prctl: exe link permission error changed from -EINVAL to -EPERM



This brings consistency with the rest of the prctl() syscall where
-EPERM is returned when failing a capability check.

Signed-off-by: Nicolas Viennot <Nicolas.Viennot@twosigma.com>
Signed-off-by: Adrian Reber <areber@redhat.com>
Reviewed-by: Serge Hallyn <serge@hallyn.com>
Link: https://lore.kernel.org/r/20200719100418.2112740-7-areber@redhat.com


Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

parent ebd6de68

kernel/sys.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -2015,7 +2015,7 @@ static int prctl_set_mm_map(int opt, const void __user *addr, unsigned long data
		* This may have implications in the tomoyo subsystem.
		*/
		if (!checkpoint_restore_ns_capable(current_user_ns()))
		return -EINVAL;
		return -EPERM;

		error = prctl_set_mm_exe_file(mm, prctl_map.exe_fd);
		if (error)

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