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authorDenys Vlasenko <vda.linux@googlemail.com>2016-09-30 11:24:12 +0200
committerDenys Vlasenko <vda.linux@googlemail.com>2016-09-30 11:24:12 +0200
commit53d6e03a0acb31cdb5c6e5679cf8a9ddd8c09ba5 (patch)
treef3d2339bce0b070bf4982b3739636b2cca7f0730 /shell/ash.c
parent60ca8343589ff6edb5a447551718e816555af494 (diff)
downloadbusybox-53d6e03a0acb31cdb5c6e5679cf8a9ddd8c09ba5.tar.gz
ash: remove dead stores and unused variables
Upstream commit 1: Date: Fri, 8 Jul 2011 16:12:20 +0800 [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@redhat.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Upstream commit 2: Date: Fri, 8 Jul 2011 16:16:11 +0800 [MEMALLOC] Avoid clang warning about dead store to "size" * src/memalloc.c (makestrspace): Remove dead store. Signed-off-by: Jim Meyering <meyering@redhat.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'shell/ash.c')
-rw-r--r--shell/ash.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/shell/ash.c b/shell/ash.c
index f7ce698a3..3fe4714c2 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -1538,13 +1538,11 @@ growstackblock(void)
newlen += 128;
if (g_stacknxt == g_stackp->space && g_stackp != &stackbase) {
- struct stack_block *oldstackp;
struct stack_block *sp;
struct stack_block *prevstackp;
size_t grosslen;
INT_OFF;
- oldstackp = g_stackp;
sp = g_stackp;
prevstackp = sp->prev;
grosslen = newlen + sizeof(struct stack_block) - MINSIZE;
@@ -1602,7 +1600,7 @@ static char *
makestrspace(size_t newlen, char *p)
{
size_t len = p - g_stacknxt;
- size_t size = stackblocksize();
+ size_t size;
for (;;) {
size_t nleft;