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| author | Matteo Croce <mcroce@redhat.com> | 2020-01-24 16:51:27 +0100 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2020-02-10 12:24:57 +0100 |
| commit | 2c614c1194f2803750c14b751871bd168dcc8054 (patch) | |
| tree | efb58500446e2173cebb1b6e42706110aec6779b /arch/arm64/kernel/process.c | |
| parent | arm64: Drop do_el0_ia_bp_hardening() & do_sp_pc_abort() declarations (diff) | |
| download | linux-2c614c1194f2803750c14b751871bd168dcc8054.tar.xz linux-2c614c1194f2803750c14b751871bd168dcc8054.zip | |
arm64: use shared sysctl constants
Use shared sysctl variables for zero and one constants, as in
commit eec4844fae7c ("proc/sysctl: add shared variables for range check")
Fixes: 63f0c6037965 ("arm64: Introduce prctl() options to control the tagged user addresses ABI")
Signed-off-by: Matteo Croce <mcroce@redhat.com>
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'arch/arm64/kernel/process.c')
| -rw-r--r-- | arch/arm64/kernel/process.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c index bbb0f0c145f6..a480b6760808 100644 --- a/arch/arm64/kernel/process.c +++ b/arch/arm64/kernel/process.c @@ -608,8 +608,6 @@ long get_tagged_addr_ctrl(void) * only prevents the tagged address ABI enabling via prctl() and does not * disable it for tasks that already opted in to the relaxed ABI. */ -static int zero; -static int one = 1; static struct ctl_table tagged_addr_sysctl_table[] = { { @@ -618,8 +616,8 @@ static struct ctl_table tagged_addr_sysctl_table[] = { .data = &tagged_addr_disabled, .maxlen = sizeof(int), .proc_handler = proc_dointvec_minmax, - .extra1 = &zero, - .extra2 = &one, + .extra1 = SYSCTL_ZERO, + .extra2 = SYSCTL_ONE, }, { } }; |