diff options
| author | cinap_lenrek <cinap_lenrek@felloff.net> | 2015-11-06 02:53:30 +0100 |
|---|---|---|
| committer | cinap_lenrek <cinap_lenrek@felloff.net> | 2015-11-06 02:53:30 +0100 |
| commit | b32300deb06b94f76a4aec144d23bbec3049d85f (patch) | |
| tree | bb605182cea7c4ff2c8ed50405d8d0a195d4dce7 /sys/src/9 | |
| parent | 2ba46903fa70ff92d923d10ff71cd6a32bcfdf84 (diff) | |
kernel: fix okaddr() check
Diffstat (limited to 'sys/src/9')
| -rw-r--r-- | sys/src/9/port/fault.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/src/9/port/fault.c b/sys/src/9/port/fault.c index 00c905b8c..64832d23f 100644 --- a/sys/src/9/port/fault.c +++ b/sys/src/9/port/fault.c @@ -301,7 +301,7 @@ okaddr(uintptr addr, ulong len, int write) { Segment *s; - if((long)len >= 0) { + if((long)len >= 0 && addr+len >= addr) { for(;;) { s = seg(up, addr, 0); if(s == nil || (write && (s->type&SG_RONLY))) |