[PATCH] Print "(null)" instead of passing NULL to DEBUG()

[Ted Percival]

Probably fixes a crash during name resolution when log level >= 10
and libc segfaults if printf is passed NULL for a "%s" arg
(eg. Solaris).
---
 source3/libsmb/namequery.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)


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