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authorRuss Cox <rsc@swtch.com>2008-05-08 16:20:19 -0400
committerRuss Cox <rsc@swtch.com>2008-05-08 16:20:19 -0400
commit5d32c407ba9b6563dd3fc1f594e268a102691c26 (patch)
tree0b23be002dafe5353bb2da3e6a0d7fad49dc2060 /src
parenta2660887c0d607989b8a50822d8882140072a6a5 (diff)
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acme: fix mtpt crash (Tim Wiess)
Diffstat (limited to 'src')
-rw-r--r--src/cmd/acme/acme.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/cmd/acme/acme.c b/src/cmd/acme/acme.c
index 07ce503a..37cce3f7 100644
--- a/src/cmd/acme/acme.c
+++ b/src/cmd/acme/acme.c
@@ -1068,6 +1068,9 @@ ismtpt(char *file)
{
int n;
+ if(mtpt == nil)
+ return 0;
+
/* This is not foolproof, but it will stop a lot of them. */
n = strlen(mtpt);
return strncmp(file, mtpt, n) == 0 && ((n > 0 && mtpt[n-1] == '/') || file[n] == '/' || file[n] == 0);