[PATCH v2 3/4] tools/nolibc: sys.h: apply __sysret() helper

[Zhangjin Wu <falcon@xxxxxxxxxxx>]

Use __sysret() to shrink both brk() and getpagesize() to oneline code.

Signed-off-by: Zhangjin Wu <falcon@xxxxxxxxxxx>
---
 tools/include/nolibc/sys.h | 18 ++----------------
 1 file changed, 2 insertions(+), 16 deletions(-)

diff --git a/tools/include/nolibc/sys.h b/tools/include/nolibc/sys.h
index c12c14db056e..f6e3168b3e50 100644
--- a/tools/include/nolibc/sys.h
+++ b/tools/include/nolibc/sys.h
@@ -78,13 +78,7 @@ void *sys_brk(void *addr)
 static __attribute__((unused))
 int brk(void *addr)
 {
-	void *ret = sys_brk(addr);
-
-	if (!ret) {
-		SET_ERRNO(ENOMEM);
-		return -1;
-	}
-	return 0;
+	return __sysret(sys_brk(addr) ? 0 : -ENOMEM);
 }
 
 static __attribute__((unused))
@@ -547,15 +541,7 @@ static unsigned long getauxval(unsigned long key);
 static __attribute__((unused))
 long getpagesize(void)
 {
-	long ret;
-
-	ret = getauxval(AT_PAGESZ);
-	if (!ret) {
-		SET_ERRNO(ENOENT);
-		return -1;
-	}
-
-	return ret;
+	return __sysret(getauxval(AT_PAGESZ) ?: -ENOENT);
 }
 
 
-- 
2.25.1