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authorLinus Torvalds <torvalds@linux-foundation.org>2017-01-23 13:51:59 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-01-23 13:51:59 -0800
commita4685d2f58e2230d4e27fb2ee581d7ea35e5d046 (patch)
treec2873b20dc923fec4643addcb695aa9400f50430
parent6302118226830c8f0aa0ec6afc8ef0cad84faa5f (diff)
parentfd7c99142d77dc4a851879a66715abf12a3193fb (diff)
Merge branch 'stable' of git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile
Pull tile bugfix from Chris Metcalf: "This avoids an issue with short userspace reads for regset via ptrace" * 'stable' of git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile: tile/ptrace: Preserve previous registers for short regset write
-rw-r--r--arch/tile/kernel/ptrace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/tile/kernel/ptrace.c b/arch/tile/kernel/ptrace.c
index d89b7011667c..e279572824b1 100644
--- a/arch/tile/kernel/ptrace.c
+++ b/arch/tile/kernel/ptrace.c
@@ -111,7 +111,7 @@ static int tile_gpr_set(struct task_struct *target,
const void *kbuf, const void __user *ubuf)
{
int ret;
- struct pt_regs regs;
+ struct pt_regs regs = *task_pt_regs(target);
ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &regs, 0,
sizeof(regs));