x86, asm: Fix ancient-GAS workaround

It turns out to generate something like this:

    printk ( ("<3>") "something");

The extra parentheses here break the UML compile.

Change the sed-program to add the parentheses only for numbers.

Reported-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Alexander van Heukelum <heukelum@fastmail.fm>
Acked-by: Jan Beulich <jbeulich@novell.com>
LKML-Reference: <1287696649.20421.1401306095@webmail.messagingengine.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 2 insertions, 1 deletions

diff --git a/Kbuild b/Kbuild
index 399593942a9b..431f7ca2404c 100644
--- a/Kbuild
+++ b/Kbuild
@@ -53,7 +53,8 @@ targets += arch/$(SRCARCH)/kernel/asm-offsets.s
 # Default sed regexp - multiline due to syntax constraints
 define sed-y
         "/^->/{s:->#\(.*\):/* \1 */:; \
-        s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 (\2) /* \3 */:; \
+        s:^->\([^ ]*\) [\$$#]*\([-0-9]*\) \(.*\):#define \1 (\2) /* \3 */:; \
+        s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; \
         s:->::; p;}"
 endef