From: Andrew Morton <akpm@osdl.org>
Date: Tue, 28 Mar 2006 09:56:20 +0000 (-0800)
Subject: [PATCH] symversion warning fix
X-Git-Tag: v2.6.17-rc1~251
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=f83ca9fe3ee390755f18b4a7780c25ce593b484a;p=linux-2.6-omap-h63xx.git

[PATCH] symversion warning fix

gcc-4.2:

kernel/module.c: In function '__find_symbol':
kernel/module.c:158: warning: the address of '__start___kcrctab', will always evaluate as 'true'
kernel/module.c:165: warning: the address of '__start___kcrctab_gpl', will always evaluate as 'true'
kernel/module.c:182: warning: the address of '__start___kcrctab_gpl_future', will always evaluate as 'true'

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/kernel/module.c b/kernel/module.c
index 4fafd58038a..bd088a7c149 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -127,7 +127,7 @@ extern const unsigned long __start___kcrctab_gpl_future[];
 #ifndef CONFIG_MODVERSIONS
 #define symversion(base, idx) NULL
 #else
-#define symversion(base, idx) ((base) ? ((base) + (idx)) : NULL)
+#define symversion(base, idx) ((base != NULL) ? ((base) + (idx)) : NULL)
 #endif
 
 /* lookup symbol in given range of kernel_symbols */