Kernel: Propagate a few KResults properly in FileSystem subsystems

Propagating un-obsevered KResults up the stack.

1 files changed, 6 insertions, 2 deletions

diff --git a/Kernel/TTY/TTY.cpp b/Kernel/TTY/TTY.cpp
index 65c4c247c6..589149e259 100644
--- a/Kernel/TTY/TTY.cpp
+++ b/Kernel/TTY/TTY.cpp
@@ -55,7 +55,9 @@ void TTY::set_default_termios()
 KResultOr<size_t> TTY::read(FileDescription&, size_t, u8* buffer, size_t size)
 {
     if (Process::current()->pgid() != pgid()) {
-        Process::current()->send_signal(SIGTTIN, nullptr);
+        KResult result = Process::current()->send_signal(SIGTTIN, nullptr);
+        if (result.is_error())
+            return result;
         return KResult(-EINTR);
     }
 
@@ -91,7 +93,9 @@ KResultOr<size_t> TTY::read(FileDescription&, size_t, u8* buffer, size_t size)
 KResultOr<size_t> TTY::write(FileDescription&, size_t, const u8* buffer, size_t size)
 {
     if (Process::current()->pgid() != pgid()) {
-        Process::current()->send_signal(SIGTTOU, nullptr);
+        KResult result = Process::current()->send_signal(SIGTTOU, nullptr);
+        if (result.is_error())
+            return result;
         return KResult(-EINTR);
     }