Commit d3805c54 authored by Dave Martin's avatar Dave Martin Committed by Linus Torvalds
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sparc/ptrace: Preserve previous registers for short regset write

Ensure that if userspace supplies insufficient data to PTRACE_SETREGSET
to fill all the registers, the thread's old registers are preserved.

Signed-off-by: default avatarDave Martin <>
Acked-by: default avatarDavid S. Miller <>
Signed-off-by: default avatarLinus Torvalds <>
parent d614fd58
......@@ -350,7 +350,7 @@ static int genregs64_set(struct task_struct *target,
if (!ret) {
unsigned long y;
unsigned long y = regs->y;
ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf,
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