From 66e2d3a2ec0655ff9c8347836f63af9c5b67436a Mon Sep 17 00:00:00 2001
From: David du Colombier <0intro@gmail.com>
Date: Tue, 19 Mar 2002 00:00:00 +0000
Subject: [PATCH] Plan 9 from Bell Labs 2002-03-19

---
 port/devrealtime.c | 9 ++++++---
 port/edf.c         | 2 ++
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/port/devrealtime.c b/port/devrealtime.c
index 84cd9b48e8ae9047c2514e2bacad5b9c08cb41ca..1a09d1eb55358bcde9de9f7243792744262de7dc 100644
--- a/port/devrealtime.c
+++ b/port/devrealtime.c
@@ -639,6 +639,7 @@ devrtwrite(Chan *c, void *va, long n, vlong)
 			a = args[i];
 			add  = 0;
 			if (v = strchr(a, '=')){
+				*v = '\0';
 				if (v != a && v[-1] == '+'){
 					add = 1;
 					v[-1] = '\0';
@@ -646,7 +647,7 @@ devrtwrite(Chan *c, void *va, long n, vlong)
 					add = -1;
 					v[-1] = '\0';
 				}
-				*v++ = '\0';
+				v++;
 			}
 			if (strcmp(a, "T") == 0){
 				if (e=parsetime(&time, v))
@@ -690,12 +691,14 @@ devrtwrite(Chan *c, void *va, long n, vlong)
 			}else if (strcmp(a, "procs") == 0){
 				if (v == nil)
 					error("procs: value missing");
-				if (add <= 0)
+				if (add <= 0){
 					edf_expel(t);
+				}
 				if (add == 0){
 					for (pp = t->procs; pp < t->procs + nelem(t->procs); pp++)
-						if (*pp)
+						if (*pp){
 							proctotask(t, *pp, -1);
+						}
 					add = 1;
 				}
 				nrargs = tokenize(v, rargs, nelem(rargs));
diff --git a/port/edf.c b/port/edf.c
index 56ea4fd41912da268cbaaffe24979ac70c03be56..33ed2e605c2cbc3772c5358d1fc185e7d31609ed 100644
--- a/port/edf.c
+++ b/port/edf.c
@@ -777,6 +777,8 @@ static Lock	waitlock;
 int
 edf_waitlock(Lock *l)
 {
+	Task *t;
+
 	iprint("edf_waitlock\n");
 	ilock(&waitlock);	/* can't afford normal locks here */
 	if (l->key == 0){