From: Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Date: Sat, 3 Dec 2022 10:57:17 +0000 (+0100)
Subject: manager: write net/unix/max_dgram_qlen sysctl as fixed string
X-Git-Tag: v253-rc1~378^2
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F25618%2Fhead;p=thirdparty%2Fsystemd.git

manager: write net/unix/max_dgram_qlen sysctl as fixed string
---

diff --git a/src/basic/constants.h b/src/basic/constants.h
index 54021911ab3..4a24ba9c8cb 100644
--- a/src/basic/constants.h
+++ b/src/basic/constants.h
@@ -43,7 +43,7 @@
 #define DEFAULT_EXIT_USEC (30*USEC_PER_SEC)
 
 /* The default value for the net.unix.max_dgram_qlen sysctl */
-#define DEFAULT_UNIX_MAX_DGRAM_QLEN 512UL
+#define DEFAULT_UNIX_MAX_DGRAM_QLEN 512
 
 #define SIGNALS_CRASH_HANDLER SIGSEGV,SIGILL,SIGFPE,SIGBUS,SIGQUIT,SIGABRT
 #define SIGNALS_IGNORE SIGPIPE
diff --git a/src/core/main.c b/src/core/main.c
index df83a1d2d42..9c1de3624cb 100644
--- a/src/core/main.c
+++ b/src/core/main.c
@@ -1405,8 +1405,7 @@ static int bump_unix_max_dgram_qlen(void) {
         if (v >= DEFAULT_UNIX_MAX_DGRAM_QLEN)
                 return 0;
 
-        r = write_string_filef("/proc/sys/net/unix/max_dgram_qlen", WRITE_STRING_FILE_DISABLE_BUFFER,
-                               "%lu", DEFAULT_UNIX_MAX_DGRAM_QLEN);
+        r = sysctl_write("net/unix/max_dgram_qlen", STRINGIFY(DEFAULT_UNIX_MAX_DGRAM_QLEN));
         if (r < 0)
                 return log_full_errno(IN_SET(r, -EROFS, -EPERM, -EACCES) ? LOG_DEBUG : LOG_WARNING, r,
                                       "Failed to bump AF_UNIX datagram queue length, ignoring: %m");