[Openvpn-devel] [S] Change in openvpn[master]: Fix various "Uninitialized scalar variable" warnings from Coverity

[flichtenheld (Code Review)]

flichtenheld has uploaded this change for review. ( 
http://gerrit.openvpn.net/c/openvpn/+/318?usp=email )


Change subject: Fix various "Uninitialized scalar variable" warnings from 
Coverity
......................................................................

Fix various "Uninitialized scalar variable" warnings from Coverity

These are all not actually problems, since the
uninitialized parts are either .unused members of the
struct (mroute_addr) or only written to (buflen), but
still doesn't hurt to explicitely initialize them.

Change-Id: I45cd0917d24570ae9e9db7eb6c370756e4595842
Signed-off-by: Frank Lichtenheld <fr...@lichtenheld.com>
---
M src/openvpn/mudp.c
M src/openvpn/multi.c
M src/openvpn/pkcs11_openssl.c
M src/openvpn/socket.c
4 files changed, 7 insertions(+), 7 deletions(-)



  git pull ssh://gerrit.openvpn.net:29418/openvpn refs/changes/18/318/1

diff --git a/src/openvpn/mudp.c b/src/openvpn/mudp.c
index 81625ea..e6c99ae 100644
--- a/src/openvpn/mudp.c
+++ b/src/openvpn/mudp.c
@@ -188,7 +188,7 @@
 multi_get_create_instance_udp(struct multi_context *m, bool *floated)
 {
     struct gc_arena gc = gc_new();
-    struct mroute_addr real;
+    struct mroute_addr real = {0};
     struct multi_instance *mi = NULL;
     struct hash *hash = m->hash;

diff --git a/src/openvpn/multi.c b/src/openvpn/multi.c
index aad11b1..728a7b8 100644
--- a/src/openvpn/multi.c
+++ b/src/openvpn/multi.c
@@ -1234,7 +1234,7 @@
                       bool primary)
 {
     struct openvpn_sockaddr remote_si;
-    struct mroute_addr addr;
+    struct mroute_addr addr = {0};

     CLEAR(remote_si);
     remote_si.addr.in4.sin_family = AF_INET;
@@ -1273,7 +1273,7 @@
                      int netbits,   /* -1 if host route, otherwise # of 
network bits in address */
                      bool primary)
 {
-    struct mroute_addr addr;
+    struct mroute_addr addr = {0};

     addr.len = 16;
     addr.type = MR_ADDR_IPV6;
@@ -3118,7 +3118,7 @@
 void
 multi_process_float(struct multi_context *m, struct multi_instance *mi)
 {
-    struct mroute_addr real;
+    struct mroute_addr real = {0};
     struct hash *hash = m->hash;
     struct gc_arena gc = gc_new();

@@ -3532,7 +3532,7 @@
     if (BLEN(&m->top.c2.buf) > 0)
     {
         unsigned int mroute_flags;
-        struct mroute_addr src, dest;
+        struct mroute_addr src = {0}, dest = {0};
         const int dev_type = TUNNEL_TYPE(m->top.c1.tuntap);
         int16_t vid = 0;

diff --git a/src/openvpn/pkcs11_openssl.c b/src/openvpn/pkcs11_openssl.c
index 40080ef..0ddabc7 100644
--- a/src/openvpn/pkcs11_openssl.c
+++ b/src/openvpn/pkcs11_openssl.c
@@ -166,7 +166,7 @@
     CK_RSA_PKCS_PSS_PARAMS pss_params = {0};

     unsigned char buf[EVP_MAX_MD_SIZE];
-    size_t buflen;
+    size_t buflen = 0;
     size_t siglen_max = *siglen;

     unsigned char enc[EVP_MAX_MD_SIZE + 32]; /* 32 bytes enough for DigestInfo 
header */
diff --git a/src/openvpn/socket.c b/src/openvpn/socket.c
index 2d765cc..58231fb 100644
--- a/src/openvpn/socket.c
+++ b/src/openvpn/socket.c
@@ -3301,7 +3301,7 @@
 {
     struct iovec iov;
     uint8_t pktinfo_buf[PKTINFO_BUF_SIZE];
-    struct msghdr mesg;
+    struct msghdr mesg = {0};
     socklen_t fromlen = sizeof(from->dest.addr);

     ASSERT(sock->sd >= 0);                      /* can't happen */

--
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Gerrit-Project: openvpn
Gerrit-Branch: master
Gerrit-Change-Id: I45cd0917d24570ae9e9db7eb6c370756e4595842
Gerrit-Change-Number: 318
Gerrit-PatchSet: 1
Gerrit-Owner: flichtenheld <fr...@lichtenheld.com>
Gerrit-CC: openvpn-devel <openvpn-devel@lists.sourceforge.net>
Gerrit-MessageType: newchange


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