From: Dmitry V. Levin <ldv@altlinux.org>
Date: Wed, 14 Jan 2015 07:21:36 +0000 (+0000)
Subject: ARM OABI: fix potential compilation warning
X-Git-Tag: v4.10~196
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=03b4454129e5ff43c2086ec649df74906778ecdb;p=strace

ARM OABI: fix potential compilation warning

* syscall.c (get_scno) [!__ARM_EABI__ || ENABLE_ARM_OABI]: Fix
"comparison between signed and unsigned" warning reported by some
gcc versions.
---

diff --git a/syscall.c b/syscall.c
index 343fa308..a50910ff 100644
--- a/syscall.c
+++ b/syscall.c
@@ -1379,7 +1379,7 @@ get_scno(struct tcb *tcp)
 	if (errno)
 		return -1;
 	/* EABI syscall convention? */
-	if (scno != 0xef000000) {
+	if ((unsigned long) scno != 0xef000000) {
 		/* No, it's OABI */
 		if ((scno & 0x0ff00000) != 0x0f900000) {
 			fprintf(stderr, "pid %d unknown syscall trap 0x%08lx\n",