[PATCH v2 3/3] fs/exec: remove current->in_execve flag

Tetsuo Handa
2024-02-03T10:54:03Z

Addition of security_execve_abort() hook made it possible to remove
this flag.

Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
---
fs/exec.c | 3 ---
include/linux/sched.h | 3 ---
2 files changed, 6 deletions(-)

diff --git a/fs/exec.c b/fs/exec.c
index d6d35a06fd08..c197573b2940 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1865,7 +1865,6 @@ static int bprm_execve(struct linux_binprm *bprm)
* where setuid-ness is evaluated.
*/
check_unsafe_exec(bprm);
- current->in_execve = 1;
sched_mm_cid_before_execve(current);

sched_exec();
@@ -1882,7 +1881,6 @@ static int bprm_execve(struct linux_binprm *bprm)
sched_mm_cid_after_execve(current);
/* execve succeeded */
current->fs->in_exec = 0;
- current->in_execve = 0;
rseq_execve(current);
user_events_execve(current);
acct_update_integrals(current);
@@ -1901,7 +1899,6 @@ static int bprm_execve(struct linux_binprm *bprm)

sched_mm_cid_after_execve(current);
current->fs->in_exec = 0;
- current->in_execve = 0;

return retval;
}
diff --git a/include/linux/sched.h b/include/linux/sched.h
index ffe8f618ab86..66ada87249b1 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -919,9 +919,6 @@ struct task_struct {
#ifdef CONFIG_RT_MUTEXES
unsigned sched_rt_mutex:1;
#endif
-
- /* Bit to tell TOMOYO we're in execve(): */
- unsigned in_execve:1;
unsigned in_iowait:1;
#ifndef TIF_RESTORE_SIGMASK
unsigned restore_sigmask:1;
--
2.18.4