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xv6-labs-2024-winter
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-rw-r--r--
syscall.c
2
1 files changed, 1 insertions, 1 deletions
diff --git a/syscall.c b/syscall.c
index 799ebc2..5d3be9d 100644
--- a/
syscall.c
+++ b/
syscall.c
@@ -55,7 +55,7 @@ int
argptr(int n, char **pp, int size)
{
int i;
-
+
if(argint(n, &i) < 0)
return -1;
if((uint)i >= proc->sz || (uint)i+size > proc->sz)