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From de7c59d25d9fd2464543d649951b2ae47c2a839b Mon Sep 17 00:00:00 2001
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From: wouter <wouter@be551aaa-1e26-0410-a405-d3ace91eadb9>
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Date: Wed, 21 Aug 2013 13:31:09 +0000
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Subject: [PATCH] - Fix#520: Errors found by static analysis from Tomas
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Hozza(redhat).
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git-svn-id: http://unbound.nlnetlabs.nl/svn/trunk@2942 be551aaa-1e26-0410-a405-d3ace91eadb9
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Signed-off-by: Tomas Hozza <thozza@redhat.com>
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---
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libunbound/libworker.c | 3 +++
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testcode/streamtcp.c | 2 +-
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util/tube.c | 2 +-
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validator/autotrust.c | 6 +++++-
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4 files changed, 10 insertions(+), 3 deletions(-)
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diff --git a/libunbound/libworker.c b/libunbound/libworker.c
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index dd3316d..8f2aa48 100644
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--- a/libunbound/libworker.c
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+++ b/libunbound/libworker.c
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@@ -198,7 +198,10 @@ libworker_setup(struct ub_ctx* ctx, int is_bg)
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}
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numports = cfg_condense_ports(cfg, &ports);
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if(numports == 0) {
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+ int locked = !w->is_bg || w->is_bg_thread;
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libworker_delete(w);
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+ if(locked)
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+ lock_basic_unlock(&ctx->cfglock);
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return NULL;
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}
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w->back = outside_network_create(w->base, cfg->msg_buffer_size,
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diff --git a/testcode/streamtcp.c b/testcode/streamtcp.c
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index dbdf140..06a18e4 100644
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--- a/testcode/streamtcp.c
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+++ b/testcode/streamtcp.c
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@@ -121,9 +121,9 @@ write_q(int fd, int udp, SSL* ssl, ldns_buffer* buf, uint16_t id,
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exit(1);
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}
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qinfo.qname = memdup(ldns_rdf_data(rdf), ldns_rdf_size(rdf));
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+ if(!qinfo.qname) fatal_exit("out of memory");
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(void)dname_count_size_labels(qinfo.qname, &qinfo.qname_len);
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ldns_rdf_deep_free(rdf);
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- if(!qinfo.qname) fatal_exit("out of memory");
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/* qtype and qclass */
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qinfo.qtype = ldns_get_rr_type_by_name(strtype);
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diff --git a/util/tube.c b/util/tube.c
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index 28c51d7..fde8496 100644
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--- a/util/tube.c
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+++ b/util/tube.c
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@@ -368,7 +368,7 @@ int tube_read_msg(struct tube* tube, uint8_t** buf, uint32_t* len,
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return 0;
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}
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d = 0;
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- while(d != (ssize_t)*len) {
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+ while(d < (ssize_t)*len) {
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if((r=read(fd, (*buf)+d, (size_t)((ssize_t)*len)-d)) == -1) {
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log_err("tube msg read failed: %s", strerror(errno));
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(void)fd_set_nonblock(fd);
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diff --git a/validator/autotrust.c b/validator/autotrust.c
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index 1e24b4c..dc7cbf6 100644
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--- a/validator/autotrust.c
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+++ b/validator/autotrust.c
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@@ -976,9 +976,13 @@ void autr_write_file(struct module_env* env, struct trust_anchor* tp)
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char* fname = tp->autr->file;
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char tempf[2048];
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log_assert(tp->autr);
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+ if(!env) {
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+ log_err("autr_write_file: Module environment is NULL.");
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+ return;
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+ }
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/* unique name with pid number and thread number */
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snprintf(tempf, sizeof(tempf), "%s.%d-%d", fname, (int)getpid(),
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- env&&env->worker?*(int*)env->worker:0);
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+ env->worker?*(int*)env->worker:0);
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verbose(VERB_ALGO, "autotrust: write to disk: %s", tempf);
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out = fopen(tempf, "w");
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if(!out) {
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--
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1.8.3.1
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