From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 22 Nov 2022 11:18:07 +0000 (+0100)
Subject: stdio-bridge: don't be bothered with EINTR
X-Git-Tag: v253-rc1~458^2~7
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7c75f34131772781f690860de797d3e35fd0bed9;p=thirdparty%2Fsystemd.git

stdio-bridge: don't be bothered with EINTR

We handle signals via signal handlers, hence no need to be concerned
about EINTR.
---

diff --git a/src/stdio-bridge/stdio-bridge.c b/src/stdio-bridge/stdio-bridge.c
index 3c5ba074c7d..6e8f2bbe3cd 100644
--- a/src/stdio-bridge/stdio-bridge.c
+++ b/src/stdio-bridge/stdio-bridge.c
@@ -242,8 +242,11 @@ static int run(int argc, char *argv[]) {
                 };
 
                 r = ppoll_usec(p, ELEMENTSOF(p), t);
-                if (r < 0)
+                if (r < 0) {
+                        if (ERRNO_IS_TRANSIENT(r)) /* don't be bothered by signals, i.e. EINTR */
+                                continue;
                         return log_error_errno(r, "ppoll() failed: %m");
+                }
         }
 
         return 0;