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-rw-r--r--kernel/signal.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/kernel/signal.c b/kernel/signal.c
index 8a828baa0f93..5b0fb57b23f0 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1339,14 +1339,15 @@ static int kill_proc_info(int sig, struct siginfo *info, pid_t pid)
return error;
}
-static int kill_as_cred_perm(const struct cred *cred,
- struct task_struct *target)
+static inline bool kill_as_cred_perm(const struct cred *cred,
+ struct task_struct *target)
{
const struct cred *pcred = __task_cred(target);
- if (!uid_eq(cred->euid, pcred->suid) && !uid_eq(cred->euid, pcred->uid) &&
- !uid_eq(cred->uid, pcred->suid) && !uid_eq(cred->uid, pcred->uid))
- return 0;
- return 1;
+
+ return uid_eq(cred->euid, pcred->suid) ||
+ uid_eq(cred->euid, pcred->uid) ||
+ uid_eq(cred->uid, pcred->suid) ||
+ uid_eq(cred->uid, pcred->uid);
}
/* like kill_pid_info(), but doesn't use uid/euid of "current" */