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glusterfs/0430-Fix-some-Null-pointer-dereference-coverity-issues.patch

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Auto sync2gitlab import of glusterfs-6.0-56.4.el8.src.rpm
2022-05-26 11:42:43 +00:00
From 7fe500a03d42dba6082c28ef7284c950c44fbfa3 Mon Sep 17 00:00:00 2001
From: Xavi Hernandez <xhernandez@redhat.com>
Date: Wed, 22 May 2019 17:46:19 +0200
Subject: [PATCH 430/449] Fix some "Null pointer dereference" coverity issues
This patch fixes the following CID's:
* 1124829
* 1274075
* 1274083
* 1274128
* 1274135
* 1274141
* 1274143
* 1274197
* 1274205
* 1274210
* 1274211
* 1288801
* 1398629
Backport of:
> Upstream-patch-link: https://review.gluster.org/22767
> Change-Id: Ia7c86cfab3245b20777ffa296e1a59748040f558
> Updates: bz#789278
> Signed-off-by: Xavi Hernandez <xhernandez@redhat.com>
BUG: 1787310
Change-Id: Ia7c86cfab3245b20777ffa296e1a59748040f558
Signed-off-by: Xavi Hernandez <xhernandez@redhat.com>
Reviewed-on: https://code.engineering.redhat.com/gerrit/202616
Tested-by: RHGS Build Bot <nigelb@redhat.com>
Reviewed-by: Sunil Kumar Heggodu Gopala Acharya <sheggodu@redhat.com>
---
cli/src/cli-cmd-system.c | 2 +-
cli/src/cli-xml-output.c | 2 +-
glusterfsd/src/glusterfsd.c | 24 +++++++++++++-----------
libglusterfs/src/inode.c | 3 +++
rpc/rpc-lib/src/rpcsvc.c | 4 ++++
xlators/cluster/dht/src/dht-shared.c | 4 ++++
xlators/cluster/dht/src/switch.c | 9 +++++++++
xlators/features/trash/src/trash.c | 2 +-
xlators/mgmt/glusterd/src/glusterd-geo-rep.c | 7 +++++--
xlators/nfs/server/src/mount3.c | 6 ++++++
xlators/protocol/client/src/client.c | 7 ++++++-
xlators/storage/posix/src/posix-helpers.c | 3 +++
12 files changed, 56 insertions(+), 17 deletions(-)
diff --git a/cli/src/cli-cmd-system.c b/cli/src/cli-cmd-system.c
index 8cd1542..cb3a9ea 100644
--- a/cli/src/cli-cmd-system.c
+++ b/cli/src/cli-cmd-system.c
@@ -446,7 +446,7 @@ cli_cmd_sys_exec_cbk(struct cli_state *state, struct cli_cmd_word *word,
dict_t *dict = NULL;
cli_local_t *local = NULL;
- if (wordcount < 3) {
+ if ((wordcount < 3) || (words[2] == NULL)) {
cli_usage_out(word->pattern);
goto out;
}
diff --git a/cli/src/cli-xml-output.c b/cli/src/cli-xml-output.c
index 006e2fb..903997c 100644
--- a/cli/src/cli-xml-output.c
+++ b/cli/src/cli-xml-output.c
@@ -64,7 +64,7 @@ cli_begin_xml_output(xmlTextWriterPtr *writer, xmlDocPtr *doc)
int ret = -1;
*writer = xmlNewTextWriterDoc(doc, 0);
- if (writer == NULL) {
+ if (*writer == NULL) {
ret = -1;
goto out;
}
diff --git a/glusterfsd/src/glusterfsd.c b/glusterfsd/src/glusterfsd.c
index 974fb88..9821180 100644
--- a/glusterfsd/src/glusterfsd.c
+++ b/glusterfsd/src/glusterfsd.c
@@ -1235,19 +1235,21 @@ parse_opts(int key, char *arg, struct argp_state *state)
case ARGP_BRICK_PORT_KEY:
n = 0;
- port_str = strtok_r(arg, ",", &tmp_str);
- if (gf_string2uint_base10(port_str, &n) == 0) {
- cmd_args->brick_port = n;
- port_str = strtok_r(NULL, ",", &tmp_str);
- if (port_str) {
- if (gf_string2uint_base10(port_str, &n) == 0) {
- cmd_args->brick_port2 = n;
- break;
+ if (arg != NULL) {
+ port_str = strtok_r(arg, ",", &tmp_str);
+ if (gf_string2uint_base10(port_str, &n) == 0) {
+ cmd_args->brick_port = n;
+ port_str = strtok_r(NULL, ",", &tmp_str);
+ if (port_str) {
+ if (gf_string2uint_base10(port_str, &n) == 0) {
+ cmd_args->brick_port2 = n;
+ break;
+ }
+ argp_failure(state, -1, 0,
+ "wrong brick (listen) port %s", arg);
}
- argp_failure(state, -1, 0, "wrong brick (listen) port %s",
- arg);
+ break;
}
- break;
}
argp_failure(state, -1, 0, "unknown brick (listen) port %s", arg);
diff --git a/libglusterfs/src/inode.c b/libglusterfs/src/inode.c
index 9dbb25b..4c3c546 100644
--- a/libglusterfs/src/inode.c
+++ b/libglusterfs/src/inode.c
@@ -899,6 +899,9 @@ inode_resolve(inode_table_t *table, char *path)
parent = inode_ref(table->root);
str = tmp = gf_strdup(path);
+ if (str == NULL) {
+ goto out;
+ }
while (1) {
bname = strtok_r(str, "/", &saveptr);
diff --git a/rpc/rpc-lib/src/rpcsvc.c b/rpc/rpc-lib/src/rpcsvc.c
index 5a35139..b058932 100644
--- a/rpc/rpc-lib/src/rpcsvc.c
+++ b/rpc/rpc-lib/src/rpcsvc.c
@@ -2874,6 +2874,10 @@ rpcsvc_transport_peer_check_search(dict_t *options, char *pattern, char *ip,
}
dup_addrstr = gf_strdup(addrstr);
+ if (dup_addrstr == NULL) {
+ ret = -1;
+ goto err;
+ }
addrtok = strtok_r(dup_addrstr, ",", &svptr);
while (addrtok) {
/* CASEFOLD not present on Solaris */
diff --git a/xlators/cluster/dht/src/dht-shared.c b/xlators/cluster/dht/src/dht-shared.c
index ea4b7c6..58e3339 100644
--- a/xlators/cluster/dht/src/dht-shared.c
+++ b/xlators/cluster/dht/src/dht-shared.c
@@ -278,6 +278,10 @@ dht_parse_decommissioned_bricks(xlator_t *this, dht_conf_t *conf,
goto out;
dup_brick = gf_strdup(bricks);
+ if (dup_brick == NULL) {
+ goto out;
+ }
+
node = strtok_r(dup_brick, ",", &tmpstr);
while (node) {
for (i = 0; i < conf->subvolume_cnt; i++) {
diff --git a/xlators/cluster/dht/src/switch.c b/xlators/cluster/dht/src/switch.c
index a782fcd..207d109 100644
--- a/xlators/cluster/dht/src/switch.c
+++ b/xlators/cluster/dht/src/switch.c
@@ -610,9 +610,15 @@ set_switch_pattern(xlator_t *this, dht_conf_t *conf, const char *pattern_str)
/* Get the pattern for considering switch case.
"option block-size *avi:10MB" etc */
option_string = gf_strdup(pattern_str);
+ if (option_string == NULL) {
+ goto err;
+ }
switch_str = strtok_r(option_string, ";", &tmp_str);
while (switch_str) {
dup_str = gf_strdup(switch_str);
+ if (dup_str == NULL) {
+ goto err;
+ }
switch_opt = GF_CALLOC(1, sizeof(struct switch_struct),
gf_switch_mt_switch_struct);
if (!switch_opt) {
@@ -647,6 +653,9 @@ set_switch_pattern(xlator_t *this, dht_conf_t *conf, const char *pattern_str)
if (childs) {
dup_childs = gf_strdup(childs);
+ if (dup_childs == NULL) {
+ goto err;
+ }
child = strtok_r(dup_childs, ",", &tmp);
while (child) {
if (gf_switch_valid_child(this, child)) {
diff --git a/xlators/features/trash/src/trash.c b/xlators/features/trash/src/trash.c
index d668436..f96ed73 100644
--- a/xlators/features/trash/src/trash.c
+++ b/xlators/features/trash/src/trash.c
@@ -170,7 +170,7 @@ store_eliminate_path(char *str, trash_elim_path **eliminate)
int ret = 0;
char *strtokptr = NULL;
- if (eliminate == NULL) {
+ if ((str == NULL) || (eliminate == NULL)) {
ret = EINVAL;
goto out;
}
diff --git a/xlators/mgmt/glusterd/src/glusterd-geo-rep.c b/xlators/mgmt/glusterd/src/glusterd-geo-rep.c
index 0f40bea..85c06c1 100644
--- a/xlators/mgmt/glusterd/src/glusterd-geo-rep.c
+++ b/xlators/mgmt/glusterd/src/glusterd-geo-rep.c
@@ -5981,7 +5981,7 @@ glusterd_get_slave_info(char *slave, char **slave_url, char **hostname,
GF_ASSERT(this);
ret = glusterd_urltransform_single(slave, "normalize", &linearr);
- if (ret == -1) {
+ if ((ret == -1) || (linearr[0] == NULL)) {
ret = snprintf(errmsg, sizeof(errmsg) - 1, "Invalid Url: %s", slave);
errmsg[ret] = '\0';
*op_errstr = gf_strdup(errmsg);
@@ -5992,7 +5992,10 @@ glusterd_get_slave_info(char *slave, char **slave_url, char **hostname,
tmp = strtok_r(linearr[0], "/", &save_ptr);
tmp = strtok_r(NULL, "/", &save_ptr);
- slave = strtok_r(tmp, ":", &save_ptr);
+ slave = NULL;
+ if (tmp != NULL) {
+ slave = strtok_r(tmp, ":", &save_ptr);
+ }
if (slave) {
ret = glusterd_geo_rep_parse_slave(slave, hostname, op_errstr);
if (ret) {
diff --git a/xlators/nfs/server/src/mount3.c b/xlators/nfs/server/src/mount3.c
index 396809c..734453c 100644
--- a/xlators/nfs/server/src/mount3.c
+++ b/xlators/nfs/server/src/mount3.c
@@ -3205,6 +3205,12 @@ mnt3_export_parse_auth_param(struct mnt3_export *exp, char *exportpath)
struct host_auth_spec *host = NULL;
int ret = 0;
+ if (exportpath == NULL) {
+ gf_msg(GF_MNT, GF_LOG_ERROR, EINVAL, NFS_MSG_PARSE_HOSTSPEC_FAIL,
+ "Export path is NULL");
+ return -1;
+ }
+
/* Using exportpath directly in strtok_r because we want
* to strip off AUTH parameter from exportpath. */
token = strtok_r(exportpath, "(", &savPtr);
diff --git a/xlators/protocol/client/src/client.c b/xlators/protocol/client/src/client.c
index e156d4d..ed855ca 100644
--- a/xlators/protocol/client/src/client.c
+++ b/xlators/protocol/client/src/client.c
@@ -1222,9 +1222,12 @@ client_set_remote_options(char *value, xlator_t *this)
char *remote_port_str = NULL;
char *tmp = NULL;
int remote_port = 0;
- int ret = 0;
+ int ret = -1;
dup_value = gf_strdup(value);
+ if (dup_value == NULL) {
+ goto out;
+ }
host = strtok_r(dup_value, ":", &tmp);
subvol = strtok_r(NULL, ":", &tmp);
remote_port_str = strtok_r(NULL, ":", &tmp);
@@ -1238,6 +1241,7 @@ client_set_remote_options(char *value, xlator_t *this)
if (ret) {
gf_msg(this->name, GF_LOG_WARNING, 0, PC_MSG_DICT_SET_FAILED,
"failed to set remote-host with %s", host);
+ GF_FREE(host_dup);
goto out;
}
}
@@ -1252,6 +1256,7 @@ client_set_remote_options(char *value, xlator_t *this)
if (ret) {
gf_msg(this->name, GF_LOG_WARNING, 0, PC_MSG_DICT_SET_FAILED,
"failed to set remote-host with %s", host);
+ GF_FREE(subvol_dup);
goto out;
}
}
diff --git a/xlators/storage/posix/src/posix-helpers.c b/xlators/storage/posix/src/posix-helpers.c
index 949c799..2336add 100644
--- a/xlators/storage/posix/src/posix-helpers.c
+++ b/xlators/storage/posix/src/posix-helpers.c
@@ -390,6 +390,9 @@ _posix_get_marker_quota_contributions(posix_xattr_filler_t *filler, char *key)
int i = 0, ret = 0;
tmp_key = ptr = gf_strdup(key);
+ if (tmp_key == NULL) {
+ return -1;
+ }
for (i = 0; i < 4; i++) {
token = strtok_r(tmp_key, ".", &saveptr);
tmp_key = NULL;
--
1.8.3.1
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