[30103] in CVS-changelog-for-Kerberos-V5
krb5 commit: Always set appdefault_get() output argument
daemon@ATHENA.MIT.EDU (Greg Hudson)
Tue Jan 30 13:52:41 2018
Date: Tue, 30 Jan 2018 13:50:15 -0500
From: Greg Hudson <ghudson@mit.edu>
Message-Id: <201801301850.w0UIoFn4018152@drugstore.mit.edu>
To: cvs-krb5@mit.edu
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https://github.com/krb5/krb5/commit/364c608911af2f227695bb527d4e42f091ee8bd3
commit 364c608911af2f227695bb527d4e42f091ee8bd3
Author: Nehal J Wani <nehaljw.kkd1@gmail.com>
Date: Sun Jan 28 03:02:57 2018 -0500
Always set appdefault_get() output argument
gcc 7 cannot determine that appdefault_get() always sets *ret_value
when it returns zero, so issues a "may be used uninitialized" warning
in its caller. Set *ret_value at the beginning of the function body
in accordance with current practices.
[ghudson@mit.edu: clarified commit message]
ticket: 8639 (new)
tags: pullup
target_version: 1.16-next
target_version: 1.15-next
src/lib/krb5/krb/appdefault.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/src/lib/krb5/krb/appdefault.c b/src/lib/krb5/krb/appdefault.c
index 73fd260..3f7dc23 100644
--- a/src/lib/krb5/krb/appdefault.c
+++ b/src/lib/krb5/krb/appdefault.c
@@ -44,6 +44,8 @@ appdefault_get(krb5_context context, const char *appname, const krb5_data *realm
krb5_error_code retval;
const char * realmstr = realm?realm->data:NULL;
+ *ret_value = NULL;
+
if (!context || (context->magic != KV5M_CONTEXT))
return KV5M_CONTEXT;
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