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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
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ce79097a8f
Remove unused includes of the kselftest.h header. Acked-by: Christian Brauner <christian.brauner@ubuntu.com> Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
44 lines
794 B
C
44 lines
794 B
C
#define _GNU_SOURCE
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#include <assert.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <linux/types.h>
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#include <sched.h>
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <syscall.h>
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#include <sys/wait.h>
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#include "../kselftest_harness.h"
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#include "../pidfd/pidfd.h"
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/*
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* Regression test for:
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* 35f71bc0a09a ("fork: report pid reservation failure properly")
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* b26ebfe12f34 ("pid: Fix error return value in some cases")
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*/
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TEST(regression_enomem)
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{
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pid_t pid;
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if (geteuid())
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EXPECT_EQ(0, unshare(CLONE_NEWUSER));
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EXPECT_EQ(0, unshare(CLONE_NEWPID));
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pid = fork();
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ASSERT_GE(pid, 0);
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if (pid == 0)
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exit(EXIT_SUCCESS);
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EXPECT_EQ(0, wait_for_pid(pid));
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pid = fork();
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ASSERT_LT(pid, 0);
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ASSERT_EQ(errno, ENOMEM);
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}
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TEST_HARNESS_MAIN
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