fixed #108 signed/unsigned comparison

1 files changed, 6 insertions, 2 deletions

diff --git a/sway/ipc.c b/sway/ipc.c
index 63117def..0b36d758 100644
--- a/sway/ipc.c
+++ b/sway/ipc.c
@@ -121,11 +121,15 @@ int ipc_client_handle_readable(int client_fd, uint32_t mask, void *data) {
         }
 
         int read_available;
-        ioctl(client_fd, FIONREAD, &read_available);
+        if (ioctl(client_fd, FIONREAD, &read_available) == -1) {
+                sway_log_errno(L_INFO, "Unable to read IPC socket buffer size");
+                ipc_client_disconnect(client);
+                return 0;
+        }
 
         // Wait for the rest of the command payload in case the header has already been read
         if (client->payload_length > 0) {
-                if (read_available >= client->payload_length) {
+                if ((uint32_t)read_available >= client->payload_length) {
                         ipc_client_handle_command(client);
                 }
                 else {