aboutsummaryrefslogtreecommitdiffstats
path: root/lib
diff options
context:
space:
mode:
authorAndré Goddard Rosa <andre.goddard@gmail.com>2009-12-14 18:00:59 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-15 08:53:32 -0800
commitb5ff992b09dbe06a4a020fbb702e29ab61290cc5 (patch)
treeb23916d07465dc4a2dbd011d2497491e5e217e5d /lib
parent08562cb27da6a1472be15898173105b46801a73b (diff)
downloadmrst-s0i3-test-b5ff992b09dbe06a4a020fbb702e29ab61290cc5.tar.gz
mrst-s0i3-test-b5ff992b09dbe06a4a020fbb702e29ab61290cc5.tar.xz
mrst-s0i3-test-b5ff992b09dbe06a4a020fbb702e29ab61290cc5.zip
vsprintf: reduce code size by avoiding extra check
No functional change, just refactor the code so that it avoid checking "if (hi)" two times in a sequence, taking advantage of previous check made. It also reduces code size: text data bss dec hex filename 15726 0 8 15734 3d76 vsprintf.o (ex lib/lib.a-BEFORE) 15710 0 8 15718 3d66 vsprintf.o (ex lib/lib.a-AFTER) Signed-off-by: André Goddard Rosa <andre.goddard@gmail.com> Acked-by: Frederic Weisbecker <fweisbec@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib')
-rw-r--r--lib/vsprintf.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index cba2385a6f0..4819c3d6cca 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -797,8 +797,9 @@ static char *ip6_compressed_string(char *p, const char *addr)
p = pack_hex_byte(p, hi);
else
*p++ = hex_asc_lo(hi);
+ p = pack_hex_byte(p, lo);
}
- if (hi || lo > 0x0f)
+ else if (lo > 0x0f)
p = pack_hex_byte(p, lo);
else
*p++ = hex_asc_lo(lo);