[klibc] [klibc:master] [MEMALLOC] Avoid gcc warning: variable ' oldstackp' set but not used

[klibc-bot for Jim Meyering]

Commit-ID:  cf9ea962f1fb310a92efd184f14df2c04b30f75a
Gitweb:     http://git.kernel.org/?p=libs/klibc/klibc.git;a=commit;h=cf9ea962f1fb310a92efd184f14df2c04b30f75a
Author:     Jim Meyering <meyering at redhat.com>
AuthorDate: Fri, 8 Jul 2011 16:12:20 +0800
Committer:  maximilian attems <max at stro.at>
CommitDate: Mon, 2 Jul 2012 10:44:23 +0200

[klibc] [MEMALLOC] Avoid gcc warning: variable 'oldstackp' set but not used

* src/memalloc.c (growstackblock): Remove declaration and set of
set-but-not-used variable.  Also remove a stray space-before-TAB.

Signed-off-by: Jim Meyering <meyering at redhat.com>
Signed-off-by: Herbert Xu <herbert at gondor.apana.org.au>
Signed-off-by: maximilian attems <max at stro.at>

---
 usr/dash/memalloc.c |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/usr/dash/memalloc.c b/usr/dash/memalloc.c
index e75e609..9fea067 100644
--- a/usr/dash/memalloc.c
+++ b/usr/dash/memalloc.c
@@ -206,20 +206,18 @@ growstackblock(void)
 {
 	size_t newlen;
 
- 	newlen = stacknleft * 2;
+	newlen = stacknleft * 2;
 	if (newlen < stacknleft)
 		sh_error("Out of space");
 	if (newlen < 128)
 		newlen += 128;
 
 	if (stacknxt == stackp->space && stackp != &stackbase) {
-		struct stack_block *oldstackp;
 		struct stack_block *sp;
 		struct stack_block *prevstackp;
 		size_t grosslen;
 
 		INTOFF;
-		oldstackp = stackp;
 		sp = stackp;
 		prevstackp = sp->prev;
 		grosslen = newlen + sizeof(struct stack_block) - MINSIZE;