lib-index: Fix signedness compiler warning with 32bit

diff --git a/src/lib-index/mail-cache-transaction.c b/src/lib-index/mail-cache-transaction.c
index d75de363a8cd6f3fec8a1fde7b90e41aaf033a4a..603d3fa901a9a0776f94db295d0ee738469636a6 100644 (file)
--- a/src/lib-index/mail-cache-transaction.c
+++ b/src/lib-index/mail-cache-transaction.c
@@ -531,7 +531,7 @@ mail_cache_transaction_flush(struct mail_cache_transaction_ctx *ctx,
                if (!ESTALE_FSTAT(errno))
                        mail_cache_set_syscall_error(ctx->cache, "fstat()");
                ret = -1;
-       } else if (st.st_size + ctx->last_rec_pos > ctx->cache->index->optimization_set.cache.max_size) {
+       } else if ((uoff_t)st.st_size + ctx->last_rec_pos > ctx->cache->index->optimization_set.cache.max_size) {
                mail_cache_set_corrupted(ctx->cache, "Cache file too large");
                ret = -1;
        } else {