From fa123afa0ef752e8645bf695d121da66d8f1382b Mon Sep 17 00:00:00 2001
From: MarcoFalke <*~=`'#}+{/-|&$^_@721217.xyz>
Date: Thu, 15 May 2025 21:10:31 +0200
Subject: [PATCH] Reject + sign when checking -ipcfd

---
 src/ipc/process.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/ipc/process.cpp b/src/ipc/process.cpp
index bdc541b654..33667883b7 100644
--- a/src/ipc/process.cpp
+++ b/src/ipc/process.cpp
@@ -55,9 +55,11 @@ public:
         // in combination with other arguments because the parent process
         // should be able to control the child process through the IPC protocol
         // without passing information out of band.
-        if (!ParseInt32(argv[2], &fd)) {
+        const auto maybe_fd{ToIntegral<int32_t>(argv[2])};
+        if (!maybe_fd) {
             throw std::runtime_error(strprintf("Invalid -ipcfd number '%s'", argv[2]));
         }
+        fd = *maybe_fd;
         return true;
     }
     int connect(const fs::path& data_dir,