From: Dmitry V. Levin <ldv@altlinux.org>
Date: Fri, 23 Dec 2016 23:33:40 +0000 (+0000)
Subject: Remove redundant casts of ptrace arguments
X-Git-Tag: v4.16~251
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=857398e779c003d8006ce0460c36c247a54eaba5;p=strace

Remove redundant casts of ptrace arguments

* strace.c (maybe_switch_tcbs, trace): Do not cast ptrace 4th argument
from pointer to long type.
---

diff --git a/strace.c b/strace.c
index 91589555..4659ddbd 100644
--- a/strace.c
+++ b/strace.c
@@ -2056,7 +2056,7 @@ maybe_switch_tcbs(struct tcb *tcp, const int pid)
 	struct tcb *execve_thread;
 	long old_pid = 0;
 
-	if (ptrace(PTRACE_GETEVENTMSG, pid, NULL, (long) &old_pid) < 0)
+	if (ptrace(PTRACE_GETEVENTMSG, pid, NULL, &old_pid) < 0)
 		return tcp;
 	/* Avoid truncation in pid2tcb() param passing */
 	if (old_pid <= 0 || old_pid == pid)
@@ -2411,7 +2411,7 @@ trace(void)
 		 * TODO: shouldn't we check for errno == EINVAL too?
 		 * We can get ESRCH instead, you know...
 		 */
-		stopped = ptrace(PTRACE_GETSIGINFO, pid, 0, (long) &si) < 0;
+		stopped = ptrace(PTRACE_GETSIGINFO, pid, 0, &si) < 0;
 #if USE_SEIZE
 show_stopsig:
 #endif