Phonet: Simple doc fix.

From: "Randy Macleod" <macleodr@nortel.com>

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/Documentation/networking/phonet.txt b/Documentation/networking/phonet.txt
index 0e6e592..6a07e45 100644
--- a/Documentation/networking/phonet.txt
+++ b/Documentation/networking/phonet.txt
@@ -146,8 +146,8 @@
 When polling a connected pipe socket for writability, there is an
 intrinsic race condition whereby writability might be lost between the
 polling and the writing system calls. In this case, the socket will
-block until write because possible again, unless non-blocking mode
-becomes enabled.
+block until write becomes possible again, unless non-blocking mode
+is enabled.
 
 
 The pipe protocol provides two socket options at the SOL_PNPIPE level: