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authorphk <phk@FreeBSD.org>2004-09-07 07:32:40 +0000
committerphk <phk@FreeBSD.org>2004-09-07 07:32:40 +0000
commit71485468ce02f55e15d51aa1bc88ccf15b41eeb7 (patch)
tree67cffc335ace39ab433f64aeafb680324c0f2dc4 /sys/vm
parent1c10f3deec70710e669a2f0c46f92860c0131efb (diff)
downloadFreeBSD-src-71485468ce02f55e15d51aa1bc88ccf15b41eeb7.zip
FreeBSD-src-71485468ce02f55e15d51aa1bc88ccf15b41eeb7.tar.gz
add KASSERTS
Diffstat (limited to 'sys/vm')
-rw-r--r--sys/vm/vnode_pager.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/vm/vnode_pager.c b/sys/vm/vnode_pager.c
index f79e516..2b174bc 100644
--- a/sys/vm/vnode_pager.c
+++ b/sys/vm/vnode_pager.c
@@ -792,8 +792,10 @@ vnode_pager_generic_getpages(vp, m, bytecount, reqpage)
* calculate the size of the transfer
*/
size = count * PAGE_SIZE;
+ KASSERT(count > 0, ("zero count"));
if ((foff + size) > object->un_pager.vnp.vnp_size)
size = object->un_pager.vnp.vnp_size - foff;
+ KASSERT(size > 0, ("zero size"));
/*
* round up physical size for real devices.
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