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| author | Ingo Molnar <mingo@elte.hu> | 2012-03-13 15:26:52 (GMT) |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2012-03-13 15:26:52 (GMT) |
| commit | 47258cf3c4aa5d56e678bafe0dd0d03ddd980b88 (patch) | |
| tree | 4856f0fb1185ba97f320a7ed6fb63bf136708a42 /include/linux/regset.h | |
| parent | c308b56b5398779cd3da0f62ab26b0453494c3d4 (diff) | |
| parent | fde7d9049e55ab85a390be7f415d74c9f62dd0f9 (diff) | |
| download | linux-fsl-qoriq-47258cf3c4aa5d56e678bafe0dd0d03ddd980b88.tar.xz | |
Merge tag 'v3.3-rc7' into sched/core
Merge reason: merge back final fixes, prepare for the merge window.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/regset.h')
| -rw-r--r-- | include/linux/regset.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/include/linux/regset.h b/include/linux/regset.h index 8abee65..686f373 100644 --- a/include/linux/regset.h +++ b/include/linux/regset.h @@ -335,8 +335,11 @@ static inline int copy_regset_to_user(struct task_struct *target, { const struct user_regset *regset = &view->regsets[setno]; + if (!regset->get) + return -EOPNOTSUPP; + if (!access_ok(VERIFY_WRITE, data, size)) - return -EIO; + return -EFAULT; return regset->get(target, regset, offset, size, NULL, data); } @@ -358,8 +361,11 @@ static inline int copy_regset_from_user(struct task_struct *target, { const struct user_regset *regset = &view->regsets[setno]; + if (!regset->set) + return -EOPNOTSUPP; + if (!access_ok(VERIFY_READ, data, size)) - return -EIO; + return -EFAULT; return regset->set(target, regset, offset, size, NULL, data); } |