From: Eric Sesterhenn <snakebyte@gmx.de>
Date: Tue, 28 Mar 2006 09:56:24 +0000 (-0800)
Subject: [PATCH] Change dash2underscore() return value to char
X-Git-Tag: firefly_0821_release~36670
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=b9e20a920092eb3840424f85c78852c0433df00d;p=firefly-linux-kernel-4.4.55.git

[PATCH] Change dash2underscore() return value to char

Since dash2underscore() just operates and returns chars, I guess its safe
to change the return value to a char.  With my .config, this reduces its
size by 5 bytes.

   text    data     bss     dec     hex filename
   4155     152       0    4307    10d3 params.o.orig
   4150     152       0    4302    10ce params.o

Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/kernel/params.c b/kernel/params.c
index 9de637a5c8bc..af43ecdc8d9b 100644
--- a/kernel/params.c
+++ b/kernel/params.c
@@ -31,7 +31,7 @@
 #define DEBUGP(fmt, a...)
 #endif
 
-static inline int dash2underscore(char c)
+static inline char dash2underscore(char c)
 {
 	if (c == '-')
 		return '_';