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authorBorislav Petkov <bp@suse.de>2021-03-15 10:49:00 +0100
committerBorislav Petkov <bp@suse.de>2021-03-15 10:49:00 +0100
commitaa7680f6fe21ba92c3d633e345f85d4125cd56f1 (patch)
tree238310342ae16eb5a2cdc9e032d972936cc3fe77 /arch/powerpc/lib/sstep.c
parentd0962f2b24c99889a386f0658c71535f56358f77 (diff)
parent1e28eed17697bcf343c6743f0028cc3b5dd88bf0 (diff)
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Merge tag 'v5.12-rc3' into x86/core
Pick up dependent SEV-ES urgent changes to base new work ontop. Signed-off-by: Borislav Petkov <bp@suse.de>
Diffstat (limited to 'arch/powerpc/lib/sstep.c')
-rw-r--r--arch/powerpc/lib/sstep.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c
index bb5c20d4ca91..c6aebc149d14 100644
--- a/arch/powerpc/lib/sstep.c
+++ b/arch/powerpc/lib/sstep.c
@@ -904,7 +904,7 @@ static nokprobe_inline int do_vsx_load(struct instruction_op *op,
if (!address_ok(regs, ea, size) || copy_mem_in(mem, ea, size, regs))
return -EFAULT;
- nr_vsx_regs = size / sizeof(__vector128);
+ nr_vsx_regs = max(1ul, size / sizeof(__vector128));
emulate_vsx_load(op, buf, mem, cross_endian);
preempt_disable();
if (reg < 32) {
@@ -951,7 +951,7 @@ static nokprobe_inline int do_vsx_store(struct instruction_op *op,
if (!address_ok(regs, ea, size))
return -EFAULT;
- nr_vsx_regs = size / sizeof(__vector128);
+ nr_vsx_regs = max(1ul, size / sizeof(__vector128));
preempt_disable();
if (reg < 32) {
/* FP regs + extensions */