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author | Noah Misch <noah@leadboat.com> | 2015-10-05 10:06:30 -0400 |
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committer | Noah Misch <noah@leadboat.com> | 2015-10-05 10:06:30 -0400 |
commit | 5976097c0fce03f8cc201aefc4445ad57e09bb75 (patch) | |
tree | 011ef8299f97ed7812358207b555abe564fedbe5 /contrib/intarray/_int_bool.c | |
parent | 30cb12881de55bc91a2cbde29d836bd3332612c3 (diff) | |
download | postgresql-5976097c0fce03f8cc201aefc4445ad57e09bb75.tar.gz postgresql-5976097c0fce03f8cc201aefc4445ad57e09bb75.zip |
Prevent stack overflow in query-type functions.
The tsquery, ltxtquery and query_int data types have a common ancestor.
Having acquired check_stack_depth() calls independently, each was
missing at least one call. Back-patch to 9.0 (all supported versions).
Diffstat (limited to 'contrib/intarray/_int_bool.c')
-rw-r--r-- | contrib/intarray/_int_bool.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/contrib/intarray/_int_bool.c b/contrib/intarray/_int_bool.c index c3c39d194bc..5d9e676660f 100644 --- a/contrib/intarray/_int_bool.c +++ b/contrib/intarray/_int_bool.c @@ -564,6 +564,9 @@ typedef struct static void infix(INFIX *in, bool first) { + /* since this function recurses, it could be driven to stack overflow. */ + check_stack_depth(); + if (in->curpol->type == VAL) { RESIZEBUF(in, 11); |