diff options
Diffstat (limited to 'kernel/regset.c')
| -rw-r--r-- | kernel/regset.c | 24 |
1 files changed, 5 insertions, 19 deletions
diff --git a/kernel/regset.c b/kernel/regset.c index eaeaefbbd39e..586823786f39 100644 --- a/kernel/regset.c +++ b/kernel/regset.c @@ -11,7 +11,7 @@ static int __regset_get(struct task_struct *target, void *p = *data, *to_free = NULL; int res; - if (!regset->get && !regset->regset_get) + if (!regset->regset_get) return -EOPNOTSUPP; if (size > regset->n * regset->size) size = regset->n * regset->size; @@ -20,28 +20,14 @@ static int __regset_get(struct task_struct *target, if (!p) return -ENOMEM; } - if (regset->regset_get) { - res = regset->regset_get(target, regset, - (struct membuf){.p = p, .left = size}); - if (res < 0) { - kfree(to_free); - return res; - } - *data = p; - return size - res; - } - res = regset->get(target, regset, 0, size, p, NULL); - if (unlikely(res < 0)) { + res = regset->regset_get(target, regset, + (struct membuf){.p = p, .left = size}); + if (res < 0) { kfree(to_free); return res; } *data = p; - if (regset->get_size) { // arm64-only kludge, will go away - unsigned max_size = regset->get_size(target, regset); - if (size > max_size) - size = max_size; - } - return size; + return size - res; } int regset_get(struct task_struct *target, |