From 1efc26343307c4fcdeb383e25b17a8494493b273 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 21 Jan 2026 23:48:29 +0100
Subject: [PATCH] journal: do not use typecasts for range checks

---
 src/libsystemd/sd-journal/journal-file.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/libsystemd/sd-journal/journal-file.c b/src/libsystemd/sd-journal/journal-file.c
index 8dcd599bbda..de5d7075e0c 100644
--- a/src/libsystemd/sd-journal/journal-file.c
+++ b/src/libsystemd/sd-journal/journal-file.c
@@ -1940,8 +1940,10 @@ static int maybe_decompress_payload(
         assert(f);
 
         /* We can't read objects larger than 4G on a 32-bit machine */
-        if ((uint64_t) (size_t) size != size)
+#if __SIZEOF_SIZE_T__ == 4
+        if (size > UINT32_MAX)
                 return -E2BIG;
+#endif
 
         if (compression != COMPRESSION_NONE) {
 #if HAVE_COMPRESSION
-- 
2.47.3