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| author | Will Drewry <wad@chromium.org> | 2012-07-14 10:32:52 -0500 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-07-14 12:01:36 -0700 |
| commit | 09d314425f5bc69fcf793c7890d9e6a3cdcb44be (patch) | |
| tree | 12bc24fa339e0876a2cbf783ed98634ea05ca66d /arch | |
| parent | a7559b13de77d720903c1b1d45cd3b5b0b30a643 (diff) | |
| download | linux-09d314425f5bc69fcf793c7890d9e6a3cdcb44be.tar.bz2 | |
vsyscall_64: add missing ifdef CONFIG_SECCOMP
vsyscall_seccomp introduced a dependency on __secure_computing. On
configurations with CONFIG_SECCOMP disabled, compilation will fail.
Reported-by: feng xiangjun <fengxj325@gmail.com>
Signed-off-by: Will Drewry <wad@chromium.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kernel/vsyscall_64.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/kernel/vsyscall_64.c b/arch/x86/kernel/vsyscall_64.c index 08a18d0dcc5a..5db36caf4289 100644 --- a/arch/x86/kernel/vsyscall_64.c +++ b/arch/x86/kernel/vsyscall_64.c @@ -139,6 +139,7 @@ static int addr_to_vsyscall_nr(unsigned long addr) return nr; } +#ifdef CONFIG_SECCOMP static int vsyscall_seccomp(struct task_struct *tsk, int syscall_nr) { if (!seccomp_mode(&tsk->seccomp)) @@ -147,6 +148,9 @@ static int vsyscall_seccomp(struct task_struct *tsk, int syscall_nr) task_pt_regs(tsk)->ax = syscall_nr; return __secure_computing(syscall_nr); } +#else +#define vsyscall_seccomp(_tsk, _nr) 0 +#endif static bool write_ok_or_segv(unsigned long ptr, size_t size) { |