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| author | Maria Matejka <mq@ucw.cz> | 2019-08-14 11:49:20 +0200 |
|---|---|---|
| committer | Maria Matejka <mq@ucw.cz> | 2020-05-01 15:19:12 +0200 |
| commit | d65a926a67749f8e8ffb6df9b3e2e123669b0656 (patch) | |
| tree | ca80c2030f08d7c3263c527eb502f7d0c0cae102 /filter | |
| parent | 30ba7c1661a13d665ae0aaa4e40cb5ed24023450 (diff) | |
| download | bird-d65a926a67749f8e8ffb6df9b3e2e123669b0656.tar.gz | |
Filter: Don't alloc varargs array if its length would be zero
Diffstat (limited to 'filter')
| -rw-r--r-- | filter/decl.m4 | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/filter/decl.m4 b/filter/decl.m4 index efecb9a5..14b9329c 100644 --- a/filter/decl.m4 +++ b/filter/decl.m4 @@ -138,7 +138,7 @@ FID_IFCONST([[ } FID_IFCONST([[ const struct f_inst **items = NULL; - if (constargs) { + if (constargs && whati->varcount) { items = alloca(whati->varcount * sizeof(struct f_inst *)); const struct f_inst *child = fvar; for (uint i=0; child; i++) |