BUG/MINOR: sample: free err2 in smp_resolve_args for type ARGT_REG

The err2 may be leaking memory in case an error occurred as a result of
regex_comp() call.

diff --git a/src/sample.c b/src/sample.c
index 1951d7b6b85882b52dfca2cd09d2060f65356e0d..67531392ac959925af2817edacc9d9841e666005 100644 (file)
--- a/src/sample.c
+++ b/src/sample.c
@@ -1638,6 +1638,7 @@ int smp_resolve_args(struct proxy *p, char **err)
                                          *err ? *err : "", cur->file, cur->line,
                                         arg->data.str.area,
                                         cur->arg_pos + 1, conv_pre, conv_ctx, conv_pos, ctx, cur->kw, where, p->id, err2);
+                               ha_free(&err2);
                                cfgerr++;
                                continue;
                        }