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-rw-r--r--sys/src/cmd/iostats/iostats.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/sys/src/cmd/iostats/iostats.c b/sys/src/cmd/iostats/iostats.c
index 61b16ea4b..e65c7c83b 100644
--- a/sys/src/cmd/iostats/iostats.c
+++ b/sys/src/cmd/iostats/iostats.c
@@ -166,10 +166,8 @@ main(int argc, char **argv)
while((n = read9pmsg(p[1], r->buf, sizeof(r->buf))) == 0 && !done)
;
- if(done)
+ if(done || n < 0)
break;
- if(n < 0)
- fatal("read server");
if(convM2S(r->buf, n, &r->work) == 0)
fatal("format error");