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-rw-r--r--kernel/trap.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/trap.c b/kernel/trap.c
index ec57bed..e96a542 100644
--- a/kernel/trap.c
+++ b/kernel/trap.c
@@ -54,7 +54,7 @@ usertrap(void)
// system call
if(p->killed)
- exit();
+ exit(-1);
// sepc points to the ecall instruction,
// but we want to return to the next instruction.
@@ -74,7 +74,7 @@ usertrap(void)
}
if(p->killed)
- exit();
+ exit(-1);
// give up the CPU if this is a timer interrupt.
if(which_dev == 2)