mISDN: Reduce stack size in dsp_cmx_send()

Reduce stack size memory footprint of mISDN_dsp.
(From 1468 bytes for dsp_cmx_send on i386 down to 44).

Signed-off-by: Frank Seidel <frank@f-seidel.de>
Signed-off-by: Andreas Eversberg <andreas@eversberg.eu>
Signed-off-by: Karsten Keil <keil@b1-systems.de>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/isdn/hardware/mISDN/hfcmulti.c b/drivers/isdn/hardware/mISDN/hfcmulti.c
index 3a7c26c..fc76f40 100644 (file)
--- a/drivers/isdn/hardware/mISDN/hfcmulti.c
+++ b/drivers/isdn/hardware/mISDN/hfcmulti.c
@@ -104,7 +104,7 @@
  *     If unsure, don't give this parameter.
  *
  * dslot:
- *     NOTE: only one poll value must be given for every card.
+ *     NOTE: only one dslot value must be given for every card.
  *     Also this value must be given for non-E1 cards. If omitted, the E1
  *     card has D-channel on time slot 16, which is default.
  *     If 1..15 or 17..31, an alternate time slot is used for D-channel.

diff --git a/drivers/isdn/mISDN/dsp_cmx.c b/drivers/isdn/mISDN/dsp_cmx.c
index 58c43e4..ac84146 100644 (file)
--- a/drivers/isdn/mISDN/dsp_cmx.c
+++ b/drivers/isdn/mISDN/dsp_cmx.c
@@ -1592,7 +1592,8 @@ dsp_cmx_send(void *arg)
        struct dsp_conf_member *member;
        struct dsp *dsp;
        int mustmix, members;
-       s32 mixbuffer[MAX_POLL+100], *c;
+       static s32 mixbuffer[MAX_POLL+100];
+       s32 *c;
        u8 *p, *q;
        int r, rr;
        int jittercheck = 0, delay, i;