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| author | Thomas Gleixner <tglx@linutronix.de> | 2020-02-26 00:36:37 +0300 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2020-02-27 16:48:38 +0300 |
| commit | 3d51507f29f2153a658df4a0674ec5b592b62085 (patch) | |
| tree | 19392bbe1562d42427e463711dfd1e2476677ea2 /arch/x86/entry | |
| parent | f8788d86ab28f61f7b46eb6be375f8a726783636 (diff) | |
| download | linux-3d51507f29f2153a658df4a0674ec5b592b62085.tar.xz | |
x86/entry/32: Add missing ASM_CLAC to general_protection entry
All exception entry points must have ASM_CLAC right at the
beginning. The general_protection entry is missing one.
Fixes: e59d1b0a2419 ("x86-32, smap: Add STAC/CLAC instructions to 32-bit kernel entry")
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Frederic Weisbecker <frederic@kernel.org>
Reviewed-by: Alexandre Chartre <alexandre.chartre@oracle.com>
Reviewed-by: Andy Lutomirski <luto@kernel.org>
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/r/20200225220216.219537887@linutronix.de
Diffstat (limited to 'arch/x86/entry')
| -rw-r--r-- | arch/x86/entry/entry_32.S | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/entry/entry_32.S b/arch/x86/entry/entry_32.S index 7e0560442538..39243df98100 100644 --- a/arch/x86/entry/entry_32.S +++ b/arch/x86/entry/entry_32.S @@ -1694,6 +1694,7 @@ SYM_CODE_START(int3) SYM_CODE_END(int3) SYM_CODE_START(general_protection) + ASM_CLAC pushl $do_general_protection jmp common_exception SYM_CODE_END(general_protection) |