kernel: more kproc pexit() and sleep error handling

3 files changed, 7 insertions, 0 deletions

diff --git a/sys/src/9/ip/il.c b/sys/src/9/ip/il.c
index c6e36e0ef..478fd4101 100644
--- a/sys/src/9/ip/il.c
+++ b/sys/src/9/ip/il.c
@@ -1145,6 +1145,8 @@ ilackproc(void *x)
 
 	il = x;
 
+	while(waserror())
+		;
 loop:
 	tsleep(&up->sleep, return0, 0, Iltickms);
 	for(s = il->conv; s && *s; s++) {
diff --git a/sys/src/9/ip/rudp.c b/sys/src/9/ip/rudp.c
index f3e205aba..8f3de5e6d 100644
--- a/sys/src/9/ip/rudp.c
+++ b/sys/src/9/ip/rudp.c
@@ -733,6 +733,8 @@ relackproc(void *a)
 
 	rudp = (Proto *)a;
 
+	while(waserror())
+		;
 loop:
 	tsleep(&up->sleep, return0, 0, Rudptickms);
 
diff --git a/sys/src/9/ip/tcp.c b/sys/src/9/ip/tcp.c
index 6099b0308..d1addc9d7 100644
--- a/sys/src/9/ip/tcp.c
+++ b/sys/src/9/ip/tcp.c
@@ -747,6 +747,9 @@ tcpackproc(void *a)
 	tcp = a;
 	priv = tcp->priv;
 
+	while(waserror())
+		;
+
 	for(;;) {
 		tsleep(&up->sleep, return0, 0, MSPTICK);