diff options
| author | John Baldwin <jhb@FreeBSD.org> | 2009-07-14 19:45:36 +0000 |
|---|---|---|
| committer | John Baldwin <jhb@FreeBSD.org> | 2009-07-14 19:45:36 +0000 |
| commit | 0fe0ed8bf88b8aed13fc4533e97b94d2919ac6d5 (patch) | |
| tree | c7668a2a58d716a617574fb0350e77267a41f5ee | |
| parent | ec71a417a88f887eaa947f4cb72e449413614185 (diff) | |
Notes
| -rw-r--r-- | lib/libc/sys/mmap.2 | 4 | ||||
| -rw-r--r-- | sys/vm/vm_mmap.c | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/lib/libc/sys/mmap.2 b/lib/libc/sys/mmap.2 index 196d6aef77c2..91bf4e950aff 100644 --- a/lib/libc/sys/mmap.2 +++ b/lib/libc/sys/mmap.2 @@ -28,7 +28,7 @@ .\" @(#)mmap.2 8.4 (Berkeley) 5/11/95 .\" $FreeBSD$ .\" -.Dd October 24, 2008 +.Dd July 14, 2009 .Dt MMAP 2 .Os .Sh NAME @@ -306,7 +306,7 @@ resides out of the valid address space for a user process. The .Fa len argument -was negative. +was equal to zero. .It Bq Er EINVAL .Dv MAP_ANON was specified and the diff --git a/sys/vm/vm_mmap.c b/sys/vm/vm_mmap.c index cc7a0f42c049..2b99e3653df3 100644 --- a/sys/vm/vm_mmap.c +++ b/sys/vm/vm_mmap.c @@ -229,7 +229,7 @@ mmap(td, uap) fp = NULL; /* make sure mapping fits into numeric range etc */ - if ((ssize_t) uap->len < 0 || + if (uap->len == 0 || ((flags & MAP_ANON) && uap->fd != -1)) return (EINVAL); |