1 files changed, 1 insertions, 1 deletions
diff --git a/tests/odirect_write.c b/tests/odirect_write.c
index 10b63f9..bc9040f 100644
--- a/tests/odirect_write.c
+++ b/tests/odirect_write.c
@@ -55,7 +55,7 @@ int main(int argc, char** argv) {
             perror("failed to write");
             return 1;
         }
-        if (res != buf_size) {
+        if ((size_t)res != buf_size) {
             // Too lazy to write a loop here unless it turns out to be necessary.
             fprintf(stderr, "Failed to write exactly %lu bytes", (unsigned long)amt_read);
         }