allow NULL input to krb5_free_config_files
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@24117 ec53bebd-3082-4978-b11e-865c3cabbd6b
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@@ -637,7 +637,8 @@ krb5_get_default_config_files(char ***pfilenames)
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/**
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* Free a list of configuration files.
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*
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* @param filenames list to be freed.
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* @param filenames list, terminated with a NULL pointer, to be
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* freed. NULL is an valid argument.
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*
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* @return Returns 0 to indicate success. Otherwise an kerberos et
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* error code is returned, see krb5_get_error_message().
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@@ -649,7 +650,7 @@ void KRB5_LIB_FUNCTION
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krb5_free_config_files(char **filenames)
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{
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char **p;
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for(p = filenames; *p != NULL; p++)
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for(p = filenames; p && *p != NULL; p++)
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free(*p);
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free(filenames);
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}
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