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| author | Andy Lutomirski <luto@kernel.org> | 2015-08-14 15:02:55 -0700 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2015-10-13 03:46:03 +0100 |
| commit | 159e99c16e33bf3d01d2d5c1b983443893486d84 (patch) | |
| tree | 75bc06cfde20202e86cb608de7b0f58f10e7c34f /arch | |
| parent | a1c4fb80c5d94ef61a77c1e891cae616a50d8d3c (diff) | |
| download | kernel_samsung_smdk4412-159e99c16e33bf3d01d2d5c1b983443893486d84.zip kernel_samsung_smdk4412-159e99c16e33bf3d01d2d5c1b983443893486d84.tar.gz kernel_samsung_smdk4412-159e99c16e33bf3d01d2d5c1b983443893486d84.tar.bz2 | |
x86/ldt: Further fix FPU emulation
commit 12e244f4b550498bbaf654a52f93633f7dde2dc7 upstream.
The previous fix confused a selector with a segment prefix. Fix it.
Compile-tested only.
Cc: Juergen Gross <jgross@suse.com>
Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
Fixes: 4809146b86c3 ("x86/ldt: Correct FPU emulation access to LDT")
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/math-emu/get_address.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/math-emu/get_address.c b/arch/x86/math-emu/get_address.c index d13cab2..8300db7 100644 --- a/arch/x86/math-emu/get_address.c +++ b/arch/x86/math-emu/get_address.c @@ -157,7 +157,7 @@ static long pm_address(u_char FPU_modrm, u_char segment, addr->selector = PM_REG_(segment); } - descriptor = FPU_get_ldt_descriptor(segment); + descriptor = FPU_get_ldt_descriptor(addr->selector); base_address = SEG_BASE_ADDR(descriptor); address = base_address + offset; limit = base_address |