diff options
author | Arnaldo Carvalho de Melo <[email protected]> | 2013-01-24 16:10:42 -0300 |
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committer | Arnaldo Carvalho de Melo <[email protected]> | 2013-01-24 16:40:53 -0300 |
commit | 5a3d04d6dc9050b4b4562f5c66aea23f0aa1c003 (patch) | |
tree | d52d3d5fcd15f5afbf2781589b34b2874da9f50c | |
parent | 1de7b7e89d16e3daf32fb3b6f214d038ab2ed879 (diff) |
perf tools: Allow passing NULL to intlist__find
So that we can work with optional parameters that may not set up an
intlist.
Cc: David Ahern <[email protected]>
Cc: Frederic Weisbecker <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Mike Galbraith <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Stephane Eranian <[email protected]>
Link: http://lkml.kernel.org/n/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
-rw-r--r-- | tools/perf/util/intlist.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/tools/perf/util/intlist.c b/tools/perf/util/intlist.c index 9d0740024ba8..cbf0c32ce403 100644 --- a/tools/perf/util/intlist.c +++ b/tools/perf/util/intlist.c @@ -59,9 +59,14 @@ void intlist__remove(struct intlist *ilist, struct int_node *node) struct int_node *intlist__find(struct intlist *ilist, int i) { - struct int_node *node = NULL; - struct rb_node *rb_node = rblist__find(&ilist->rblist, (void *)((long)i)); + struct int_node *node; + struct rb_node *rb_node; + + if (ilist == NULL) + return NULL; + node = NULL; + rb_node = rblist__find(&ilist->rblist, (void *)((long)i)); if (rb_node) node = container_of(rb_node, struct int_node, rb_node); |