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-rw-r--r--sys/kern/kern_syscalls.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/sys/kern/kern_syscalls.c b/sys/kern/kern_syscalls.c
index 72b01c8..633406a 100644
--- a/sys/kern/kern_syscalls.c
+++ b/sys/kern/kern_syscalls.c
@@ -45,6 +45,12 @@ lkmnosys(struct proc *p, struct nosys_args *args)
}
int
+lkmressys(struct proc *p, struct nosys_args *args)
+{
+ return(nosys(p, args));
+}
+
+int
syscall_register(int *offset, struct sysent *new_sysent,
struct sysent *old_sysent)
{
@@ -59,7 +65,8 @@ syscall_register(int *offset, struct sysent *new_sysent,
*offset = i;
} else if (*offset < 0 || *offset >= SYS_MAXSYSCALL)
return EINVAL;
- else if (sysent[*offset].sy_call != (sy_call_t *)lkmnosys)
+ else if (sysent[*offset].sy_call != (sy_call_t *)lkmnosys &&
+ sysent[*offset].sy_call != (sy_call_t *)lkmressys)
return EEXIST;
*old_sysent = sysent[*offset];
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