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-rw-r--r--src/cmd/acme/text.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/cmd/acme/text.c b/src/cmd/acme/text.c
index ddb3527a..f972b6ab 100644
--- a/src/cmd/acme/text.c
+++ b/src/cmd/acme/text.c
@@ -200,6 +200,10 @@ textload(Text *t, uint q0, char *file, int setqid)
warning(nil, "empty directory name");
return 0;
}
+ if(ismtpt(file)){
+ warning(nil, "will not open self mount point %s\n", file);
+ return 0;
+ }
fd = open(file, OREAD);
if(fd < 0){
warning(nil, "can't open %s: %r\n", file);