diff options
Diffstat (limited to 'kalloc.c')
-rw-r--r-- | kalloc.c | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -95,7 +95,7 @@ kalloc(int n) char *p; struct run *r, **rr; - if(n % PAGE) + if(n % PAGE || n <= 0) panic("kalloc"); acquire(&kalloc_lock); |