diff options
| author | Masami Hiramatsu <mhiramat@kernel.org> | 2018-08-29 01:17:47 +0900 |
|---|---|---|
| committer | Steven Rostedt (VMware) <rostedt@goodmis.org> | 2018-10-10 22:19:11 -0400 |
| commit | f3f58935edbcb33fd529fc46d554162a0660fd2d (patch) | |
| tree | 2ab53025647ecc7505e021f60fa646a83dcdccee /kernel/trace/trace.c | |
| parent | a1303af5d79eb13a658633a9fb0ce3aed0f7decf (diff) | |
tracing/uprobes: Fix to return -EFAULT if copy_from_user failed
Fix probe_mem_read() to return -EFAULT if copy_from_user()
failed. The copy_from_user() returns remaining bytes
when it failed, but probe_mem_read() caller expects it
returns error code like as probe_kernel_read().
Link: http://lkml.kernel.org/r/153547306719.26502.8353484532699160223.stgit@devbox
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/trace.c')
0 files changed, 0 insertions, 0 deletions