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| author | Jim Meyering <jim@meyering.net> | 1999-08-22 16:10:24 +0000 |
|---|---|---|
| committer | Jim Meyering <jim@meyering.net> | 1999-08-22 16:10:24 +0000 |
| commit | 53e173cca675e35beda54a96641441b33c8cd0b9 (patch) | |
| tree | 898ca224a40800bbcc25ddf8aedfc3ee08a28a36 /src/tsort.c | |
| parent | 5157fd957eb87c7ba0b20485f125048c50a751ab (diff) | |
| download | coreutils-53e173cca675e35beda54a96641441b33c8cd0b9.tar.xz | |
(detect_loop): There's no loop if k->top is NULL.
Diffstat (limited to 'src/tsort.c')
| -rw-r--r-- | src/tsort.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/tsort.c b/src/tsort.c index 0b36a3368..f26cfa395 100644 --- a/src/tsort.c +++ b/src/tsort.c @@ -315,7 +315,7 @@ scan_zeros (struct item *k) static void detect_loop (struct item *k) { - if (k->count > 0) + if (k->count > 0 && k->top) { while (k && k->count > 0) { |