Elimates a recursive grab of a spinlock in the interrupt handler for the wcte12xp.

git-svn-id: http://svn.digium.com/svn/zaptel/branches/1.2@3659 5390a7c7-147a-4af0-8ec9-7488f05a26cb

1 files changed, 4 insertions, 2 deletions

diff --git a/wcte12xp/base.c b/wcte12xp/base.c
index 5791a6c..bdf9b9b 100644
--- a/wcte12xp/base.c
+++ b/wcte12xp/base.c
@@ -379,7 +379,8 @@ static inline int t1_setreg_full(struct t1 *wc, int addr, int val, int inisr, in
 
 
 	do {
-		spin_lock_irqsave(&wc->reglock, flags);
+		if (!inisr)
+			spin_lock_irqsave(&wc->reglock, flags);
 		hit = empty_slot(wc);
 		if (hit > -1) {
 			wc->cmdq.cmds[hit].address = addr;
@@ -390,9 +391,10 @@ static inline int t1_setreg_full(struct t1 *wc, int addr, int val, int inisr, in
 				wc->cmdq.cmds[hit].vpm_num = vpm_num;
 			}
 		}
-		spin_unlock_irqrestore(&wc->reglock, flags);
 		if (inisr)
 			break;
+		else
+			spin_unlock_irqrestore(&wc->reglock, flags);
 		if (hit < 0) {
 			if ((ret = schluffen(&wc->regq)))
 				return ret;