diff options
| -rw-r--r-- | fs/compat.c | 3 | ||||
| -rw-r--r-- | fs/exec.c | 3 | ||||
| -rw-r--r-- | include/linux/sched.h | 2 |
3 files changed, 8 insertions, 0 deletions
diff --git a/fs/compat.c b/fs/compat.c index 65a070e705ab..25589f8322f2 100644 --- a/fs/compat.c +++ b/fs/compat.c @@ -1402,6 +1402,7 @@ int compat_do_execve(char * filename, retval = mutex_lock_interruptible(¤t->cred_exec_mutex); if (retval < 0) goto out_free; + current->in_execve = 1; retval = -ENOMEM; bprm->cred = prepare_exec_creds(); @@ -1454,6 +1455,7 @@ int compat_do_execve(char * filename, goto out; /* execve succeeded */ + current->in_execve = 0; mutex_unlock(¤t->cred_exec_mutex); acct_update_integrals(current); free_bprm(bprm); @@ -1470,6 +1472,7 @@ out_file: } out_unlock: + current->in_execve = 0; mutex_unlock(¤t->cred_exec_mutex); out_free: diff --git a/fs/exec.c b/fs/exec.c index febfd8ed6ad1..9881dc3bb488 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -1278,6 +1278,7 @@ int do_execve(char * filename, retval = mutex_lock_interruptible(¤t->cred_exec_mutex); if (retval < 0) goto out_free; + current->in_execve = 1; retval = -ENOMEM; bprm->cred = prepare_exec_creds(); @@ -1331,6 +1332,7 @@ int do_execve(char * filename, goto out; /* execve succeeded */ + current->in_execve = 0; mutex_unlock(¤t->cred_exec_mutex); acct_update_integrals(current); free_bprm(bprm); @@ -1349,6 +1351,7 @@ out_file: } out_unlock: + current->in_execve = 0; mutex_unlock(¤t->cred_exec_mutex); out_free: diff --git a/include/linux/sched.h b/include/linux/sched.h index 2127e959e0f4..397c20cfb6a5 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1158,6 +1158,8 @@ struct task_struct { /* ??? */ unsigned int personality; unsigned did_exec:1; + unsigned in_execve:1; /* Tell the LSMs that the process is doing an + * execve */ pid_t pid; pid_t tgid; |