From: Dmitry V. Levin <ldv@altlinux.org>
Date: Fri, 9 Sep 2016 19:13:54 +0000 (+0000)
Subject: ipc: fix printing of nsops argument of semop and semtimedop syscalls
X-Git-Tag: v4.14~87
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=06847fe28253603b29539a4d7fcb45a22a9a836c;p=strace

ipc: fix printing of nsops argument of semop and semtimedop syscalls

According to POSIX, nsops argument of semop syscall has type size_t,
but the kernel treats nsops argument of semop and semtimedop syscalls
as unsigned int.

* ipc_sem.c (tprint_sembuf_array): Change type of "count" argument
from unsigned long to unsigned int, print it using %u format.
---

diff --git a/ipc_sem.c b/ipc_sem.c
index 4725a170..db797469 100644
--- a/ipc_sem.c
+++ b/ipc_sem.c
@@ -57,7 +57,7 @@ print_sembuf(struct tcb *tcp, void *elem_buf, size_t elem_size, void *data)
 #endif
 
 static void
-tprint_sembuf_array(struct tcb *tcp, const long addr, const unsigned long count)
+tprint_sembuf_array(struct tcb *tcp, const long addr, const unsigned int count)
 {
 #if defined HAVE_SYS_SEM_H || defined HAVE_LINUX_SEM_H
 	struct sembuf sb;
@@ -66,7 +66,7 @@ tprint_sembuf_array(struct tcb *tcp, const long addr, const unsigned long count)
 #else
 	printaddr(addr);
 #endif
-	tprintf(", %lu", count);
+	tprintf(", %u", count);
 }
 
 SYS_FUNC(semop)