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Diffstat (limited to 'hurd')
-rw-r--r--hurd/fd-read.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/hurd/fd-read.c b/hurd/fd-read.c
index d673c78e03..38706524f0 100644
--- a/hurd/fd-read.c
+++ b/hurd/fd-read.c
@@ -42,7 +42,10 @@ _hurd_fd_read (struct hurd_fd *fd, void *buf, size_t *nbytes, loff_t offset)
if (data != buf)
{
if (nread > *nbytes) /* Sanity check for bogus server. */
- return EGRATUITOUS;
+ {
+ __vm_deallocate (__mach_task_self (), (vm_address_t) data, nread);
+ return EGRATUITOUS;
+ }
memcpy (buf, data, nread);
__vm_deallocate (__mach_task_self (), (vm_address_t) data, nread);
}