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authorLinus Torvalds <torvalds@linux-foundation.org>2012-04-04 10:04:42 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-04-04 10:04:42 -0700
commit66cfb32772495068fbb5627b2dc88649ad66c3e5 (patch)
tree4ce3537afdbd9be92a7a3e6ef4e8e8519ee11543 /fs/exec.c
parent6742259866d03d5bc19815441ba928e8378343dc (diff)
parent7b8e6da46b921d30ac1553cac56d8fb74f0b431d (diff)
Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fixes from Ingo Molnar. * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: perf/x86/p4: Add format attributes tracing, sched, vfs: Fix 'old_pid' usage in trace_sched_process_exec()
Diffstat (limited to 'fs/exec.c')
-rw-r--r--fs/exec.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/exec.c b/fs/exec.c
index 9a1d9f0a60a..b1fd2025e59 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1371,7 +1371,7 @@ int search_binary_handler(struct linux_binprm *bprm,struct pt_regs *regs)
unsigned int depth = bprm->recursion_depth;
int try,retval;
struct linux_binfmt *fmt;
- pid_t old_pid;
+ pid_t old_pid, old_vpid;
retval = security_bprm_check(bprm);
if (retval)
@@ -1382,8 +1382,9 @@ int search_binary_handler(struct linux_binprm *bprm,struct pt_regs *regs)
return retval;
/* Need to fetch pid before load_binary changes it */
+ old_pid = current->pid;
rcu_read_lock();
- old_pid = task_pid_nr_ns(current, task_active_pid_ns(current->parent));
+ old_vpid = task_pid_nr_ns(current, task_active_pid_ns(current->parent));
rcu_read_unlock();
retval = -ENOENT;
@@ -1406,7 +1407,7 @@ int search_binary_handler(struct linux_binprm *bprm,struct pt_regs *regs)
if (retval >= 0) {
if (depth == 0) {
trace_sched_process_exec(current, old_pid, bprm);
- ptrace_event(PTRACE_EVENT_EXEC, old_pid);
+ ptrace_event(PTRACE_EVENT_EXEC, old_vpid);
}
put_binfmt(fmt);
allow_write_access(bprm->file);