linux-kernel - [PATCH 12/24] getgrent_r.3: Use sizeof() to get buffer size (instead of hardcoding macro name)

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Date:   Thu, 10 Sep 2020 23:13:33 +0200
From:   Alejandro Colomar <colomar.6.4.3@...il.com>
To:     mtk.manpages@...il.com
Cc:     linux-man@...r.kernel.org, linux-kernel@...r.kernel.org,
        Alejandro Colomar <colomar.6.4.3@...il.com>
Subject: [PATCH 12/24] getgrent_r.3: Use sizeof() to get buffer size (instead of hardcoding macro name)

Signed-off-by: Alejandro Colomar <colomar.6.4.3@...il.com>
---
 man3/getgrent_r.3 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/man3/getgrent_r.3 b/man3/getgrent_r.3
index 81d81a851..76deec370 100644
--- a/man3/getgrent_r.3
+++ b/man3/getgrent_r.3
@@ -186,7 +186,7 @@ main(void)
 
     setgrent();
     while (1) {
-        i = getgrent_r(&grp, buf, BUFLEN, &grpp);
+        i = getgrent_r(&grp, buf, sizeof(buf), &grpp);
         if (i)
             break;
         printf("%s (%d):", grpp\->gr_name, grpp\->gr_gid);
-- 
2.28.0