attach: free result before potentially strduping a second time.

Signed-off-by: Serge Hallyn <serge.hallyn@ubuntu.com>

attach: free result before potentially strduping a second time.
53a54099 · Serge Hallyn · cb3e61fa · 53a54099
Commit 53a54099 authored Mar 06, 2013 by Serge Hallyn
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attach.c src/lxc/attach.c +2 -0

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--- a/src/lxc/attach.c
+++ b/src/lxc/attach.c
@@ -355,6 +355,8 @@ char *lxc_attach_getpwshell(uid_t uid)
 			}
 			if (!token)
 				continue;
+			if (result)
+				free(result);
 			result = strdup(token);
 			/* sanity check that there are no fields after that */