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-rw-r--r--shell/ash.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/shell/ash.c b/shell/ash.c
index fd2fc9f23..8d1822847 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -1678,15 +1678,16 @@ popstackmark(struct stackmark *mark)
* part of the block that has been used.
*/
static void
-growstackblock(void)
+growstackblock(size_t min)
{
size_t newlen;
newlen = g_stacknleft * 2;
if (newlen < g_stacknleft)
ash_msg_and_raise_error(bb_msg_memory_exhausted);
- if (newlen < 128)
- newlen += 128;
+ min = SHELL_ALIGN(min | 128);
+ if (newlen < min)
+ newlen += min;
if (g_stacknxt == g_stackp->space && g_stackp != &stackbase) {
struct stack_block *sp;
@@ -1736,16 +1737,15 @@ static void *
growstackstr(void)
{
size_t len = stackblocksize();
- growstackblock();
+ growstackblock(0);
return (char *)stackblock() + len;
}
static char *
growstackto(size_t len)
{
- while (stackblocksize() < len)
- growstackblock();
-
+ if (stackblocksize() < len)
+ growstackblock(len);
return stackblock();
}