diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-09-05 23:20:33 -0400 |
|---|---|---|
| committer | Richard Weinberger <richard@nod.at> | 2012-09-27 12:04:38 -0400 |
| commit | bf56d57638452a8ee9241c9ca082d59cd2ca4cc8 (patch) | |
| tree | f315a1ed694c1f18e5cc237356fa90cbab461d2c | |
| parent | 424597921ac1fc2a475a656ea5895cbe78f25d0d (diff) | |
um: don't leak floating point state and segment registers on execve()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
| -rw-r--r-- | arch/um/kernel/exec.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/um/kernel/exec.c b/arch/um/kernel/exec.c index 4cab0c78684b..8c82786da823 100644 --- a/arch/um/kernel/exec.c +++ b/arch/um/kernel/exec.c | |||
| @@ -39,6 +39,7 @@ void flush_thread(void) | |||
| 39 | 39 | ||
| 40 | void start_thread(struct pt_regs *regs, unsigned long eip, unsigned long esp) | 40 | void start_thread(struct pt_regs *regs, unsigned long eip, unsigned long esp) |
| 41 | { | 41 | { |
| 42 | get_safe_registers(regs->regs.gp, regs->regs.fp); | ||
| 42 | PT_REGS_IP(regs) = eip; | 43 | PT_REGS_IP(regs) = eip; |
| 43 | PT_REGS_SP(regs) = esp; | 44 | PT_REGS_SP(regs) = esp; |
| 44 | current->ptrace &= ~PT_DTRACE; | 45 | current->ptrace &= ~PT_DTRACE; |
