| commit | 85487edd252fa04718dcd735bc0f41213bbb9546 | [log] [tgz] |
|---|---|---|
| author | Will Deacon <will.deacon@arm.com> | Fri Aug 22 14:20:24 2014 +0100 |
| committer | Will Deacon <will.deacon@arm.com> | Thu Aug 28 20:01:42 2014 +0100 |
| tree | b59a5d4c9ee42f7f60c2f1f0284112fc677429e8 | |
| parent | 27d7ff273c2aad37b28f6ff0cab2cfa35b51e648 [diff] |
arm64: ptrace: fix compat reg getter/setter return values
copy_{to,from}_user return the number of bytes remaining on failure, not
an error code.
This patch returns -EFAULT when the copy operation didn't complete,
rather than expose the number of bytes not copied directly to userspace.
Signed-off-by: Will Deacon <will.deacon@arm.com>