From 977aee82bff1eb823ee14a9b140c707ae4151fd2 Mon Sep 17 00:00:00 2001 From: "Dmitry V. Levin" Date: Mon, 16 May 2016 22:00:46 +0000 Subject: [PATCH] Fix printing of invalid struct sembuf.sem_flg * ipc_sem.c (print_sembuf): Explicitly cast struct sembuf.sem_flg to unsigned short to avoid potential sign-extension bug when printing invalid struct sembuf.sem_flg. --- ipc_sem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ipc_sem.c b/ipc_sem.c index 5b36e76b..ba21b7bb 100644 --- a/ipc_sem.c +++ b/ipc_sem.c @@ -49,7 +49,7 @@ print_sembuf(struct tcb *tcp, void *elem_buf, size_t elem_size, void *data) const struct sembuf *sb = elem_buf; tprintf("{%u, %d, ", sb->sem_num, sb->sem_op); - printflags(semop_flags, sb->sem_flg, "SEM_???"); + printflags(semop_flags, (unsigned short) sb->sem_flg, "SEM_???"); tprints("}"); return true; -- 2.40.0