From 4ea5b8d2046b9e0bc7f24cdf1b2e72ab8b462c9e Mon Sep 17 00:00:00 2001 From: "Kaleb S. KEITHLEY" Date: Fri, 13 Jun 2014 11:09:25 -0400 Subject: core: fix Ubuntu code audit (cppcheck) results See also http://review.gluster.org/#/c/7693/, BZ 1091677 AFAICT these are false positives: [geo-replication/src/gsyncd.c:100]: (error) Memory leak: str [geo-replication/src/gsyncd.c:403]: (error) Memory leak: argv [xlators/nfs/server/src/nlm4.c:1201]: (error) Possible null pointer dereference: fde [xlators/cluster/afr/src/afr-self-heal-common.c:138]: (error) Possible null pointer dereference: __ptr [xlators/cluster/afr/src/afr-self-heal-common.c:140]: (error) Possible null pointer dereference: __ptr [xlators/cluster/afr/src/afr-self-heal-common.c:331]: (error) Possible null pointer dereference: __ptr Test program: [extras/test/test-ffop.c:27]: (error) Buffer overrun possible for long command line arguments. [tests/basic/fops-sanity.c:55]: (error) Buffer overrun possible for long command line arguments. the remainder are fixed with this change-set: [cli/src/cli-rpc-ops.c:8883]: (error) Possible null pointer dereference: local [cli/src/cli-rpc-ops.c:8886]: (error) Possible null pointer dereference: local [contrib/uuid/gen_uuid.c:369]: (warning) %ld in format string (no. 2) requires 'long *' but the argument type is 'unsigned long *'. [contrib/uuid/gen_uuid.c:369]: (warning) %ld in format string (no. 3) requires 'long *' but the argument type is 'unsigned long *'. [xlators/cluster/dht/src/dht-rebalance.c:1734]: (error) Possible null pointer dereference: ctx [xlators/cluster/stripe/src/stripe.c:4940]: (error) Possible null pointer dereference: local [xlators/mgmt/glusterd/src/glusterd-geo-rep.c:1718]: (error) Possible null pointer dereference: command [xlators/mgmt/glusterd/src/glusterd-replace-brick.c:942]: (error) Resource leak: file [xlators/mgmt/glusterd/src/glusterd-replace-brick.c:1026]: (error) Resource leak: file [xlators/mgmt/glusterd/src/glusterd-sm.c:249]: (error) Possible null pointer dereference: new_ev_ctx [xlators/mgmt/glusterd/src/glusterd-snapshot.c:6917]: (error) Possible null pointer dereference: volinfo [xlators/mgmt/glusterd/src/glusterd-utils.c:4517]: (error) Possible null pointer dereference: this [xlators/mgmt/glusterd/src/glusterd-utils.c:6662]: (error) Possible null pointer dereference: this [xlators/mgmt/glusterd/src/glusterd-utils.c:7708]: (error) Possible null pointer dereference: this [xlators/mount/fuse/src/fuse-bridge.c:4687]: (error) Uninitialized variable: finh [xlators/mount/fuse/src/fuse-bridge.c:3080]: (error) Possible null pointer dereference: state [xlators/nfs/server/src/nfs-common.c:89]: (error) Dangerous usage of 'volname' (strncpy doesn't always null-terminate it). [xlators/performance/quick-read/src/quick-read.c:586]: (error) Possible null pointer dereference: iobuf Rerunning cppcheck after fixing the above: As before, test program: [extras/test/test-ffop.c:27]: (error) Buffer overrun possible for long command line arguments. [tests/basic/fops-sanity.c:55]: (error) Buffer overrun possible for long command line arguments. As before, false positive: [geo-replication/src/gsyncd.c:100]: (error) Memory leak: str [geo-replication/src/gsyncd.c:403]: (error) Memory leak: argv [xlators/nfs/server/src/nlm4.c:1201]: (error) Possible null pointer dereference: fde [xlators/cluster/afr/src/afr-self-heal-common.c:138]: (error) Possible null pointer dereference: __ptr [xlators/cluster/afr/src/afr-self-heal-common.c:140]: (error) Possible null pointer dereference: __ptr [xlators/cluster/afr/src/afr-self-heal-common.c:331]: (error) Possible null pointer dereference: __ptr False positive after fix: [xlators/performance/quick-read/src/quick-read.c:584]: (error) Possible null pointer dereference: iobuf Change-Id: I20e0e3ac1d600b2f2120b8d8536cd6d9e17023e8 BUG: 1109180 Signed-off-by: Kaleb S. KEITHLEY Reviewed-on: http://review.gluster.org/8064 Tested-by: Gluster Build System Reviewed-by: Vijay Bellur --- xlators/mgmt/glusterd/src/glusterd-replace-brick.c | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) (limited to 'xlators/mgmt/glusterd/src/glusterd-replace-brick.c') diff --git a/xlators/mgmt/glusterd/src/glusterd-replace-brick.c b/xlators/mgmt/glusterd/src/glusterd-replace-brick.c index 5a98d497137..11e15c55f46 100644 --- a/xlators/mgmt/glusterd/src/glusterd-replace-brick.c +++ b/xlators/mgmt/glusterd/src/glusterd-replace-brick.c @@ -896,7 +896,7 @@ rb_generate_client_volfile (glusterd_volinfo_t *volinfo, "%s", strerror (errno)); goto out; } - close (fd); + sys_close (fd); file = fopen (filename, "w+"); if (!file) { @@ -920,12 +920,14 @@ rb_generate_client_volfile (glusterd_volinfo_t *volinfo, glusterd_auth_get_username (volinfo), glusterd_auth_get_password (volinfo)); - fclose (file); GF_FREE (ttype); ret = 0; out: + if (file) + fclose (file); + return ret; } @@ -969,13 +971,13 @@ rb_generate_dst_brick_volfile (glusterd_volinfo_t *volinfo, priv->workdir, volinfo->volname, RB_DSTBRICKVOL_FILENAME); - fd = creat (filename, S_IRUSR | S_IWUSR); + fd = sys_creat (filename, S_IRUSR | S_IWUSR); if (fd < 0) { gf_log (this->name, GF_LOG_ERROR, "%s", strerror (errno)); goto out; } - close (fd); + sys_close (fd); file = fopen (filename, "w+"); if (!file) { @@ -1005,11 +1007,12 @@ rb_generate_dst_brick_volfile (glusterd_volinfo_t *volinfo, GF_FREE (trans_type); - fclose (file); - ret = 0; out: + if (file) + fclose (file); + return ret; } -- cgit