Fix typos in Documentation/: 'F'-'G'

This patch fixes typos in various Documentation txts. The patch addresses
some words starting with the letters 'F'-'G'.

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/Documentation/networking/cxgb.txt b/Documentation/networking/cxgb.txt
index 7b23175..20a8876 100644
--- a/Documentation/networking/cxgb.txt
+++ b/Documentation/networking/cxgb.txt
@@ -172,7 +172,7 @@
    smaller window prevents congestion and facilitates better pacing,
    especially if/when MAC level flow control does not work well or when it is
    not supported on the machine. Experimentation may be necessary to attain
-   the correct value. This method is provided as a starting point fot the
+   the correct value. This method is provided as a starting point for the
    correct receive buffer size.
    Setting the min, max, and default receive buffer (RX_WINDOW) size is
    performed in the same manner as single connection.