syscall: Avoid a compiler warning which turns into a bug.

Simply cast the result to an int and life is good.

diff --git a/src/sim/syscall_emul.cc b/src/sim/syscall_emul.cc
index 3a0db10163f058bb8a54905682f0322eff8de1fe..3f6c56b5f0ad6dfcf9a276062abfde74df5cbe60 100644 (file)
--- a/src/sim/syscall_emul.cc
+++ b/src/sim/syscall_emul.cc
@@ -385,7 +385,7 @@ umaskFunc(SyscallDesc *desc, int num, LiveProcess *process, ThreadContext *tc)
     // changing anything.
     mode_t oldMask = umask(0);
     umask(oldMask);
-    return oldMask;
+    return (int)oldMask;
 }
 
 SyscallReturn