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ash: remove dead stores and unused variables

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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>
This commit is contained in:
Denys Vlasenko 2016-09-30 11:24:12 +02:00
parent 60ca834358
commit 53d6e03a0a
1 changed files with 1 additions and 3 deletions
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4
shell/ash.c
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@ -1538,13 +1538,11 @@ growstackblock(void)
newlen += 128; newlen += 128;
if (g_stacknxt == g_stackp->space && g_stackp != &stackbase) { if (g_stacknxt == g_stackp->space && g_stackp != &stackbase) {
struct stack_block *oldstackp;
struct stack_block *sp; struct stack_block *sp;
struct stack_block *prevstackp; struct stack_block *prevstackp;
size_t grosslen; size_t grosslen;
INT_OFF; INT_OFF;
oldstackp = g_stackp;
sp = g_stackp; sp = g_stackp;
prevstackp = sp->prev; prevstackp = sp->prev;
grosslen = newlen + sizeof(struct stack_block) - MINSIZE; grosslen = newlen + sizeof(struct stack_block) - MINSIZE;
@ -1602,7 +1600,7 @@ static char *
makestrspace(size_t newlen, char *p) makestrspace(size_t newlen, char *p)
{ {
size_t len = p - g_stacknxt; size_t len = p - g_stacknxt;
size_t size = stackblocksize(); size_t size;
for (;;) { for (;;) {
size_t nleft; size_t nleft;