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authorPeter Maydell <peter.maydell@linaro.org>2019-05-09 13:36:10 +0100
committerPeter Maydell <peter.maydell@linaro.org>2019-05-09 13:36:10 +0100
commit68a7b9724fe80bedb85060bde605213ce3f9baec (patch)
treea635803eb845b9c8f90331698e74180c461fa696 /util
parentc56247e55bde4386003365bb5e40b2875e88f779 (diff)
parent2d2023c3b99edb33ad4bb9791f70456ea1a1c049 (diff)
Merge remote-tracking branch 'remotes/vivier2/tags/trivial-branch-pull-request' into staging
Pull request trivial branch 2019-05-03 # gpg: Signature made Fri 03 May 2019 12:26:34 BST # gpg: using RSA key F30C38BD3F2FBE3C # gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>" [full] # gpg: aka "Laurent Vivier <laurent@vivier.eu>" [full] # gpg: aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>" [full] # Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F 5173 F30C 38BD 3F2F BE3C * remotes/vivier2/tags/trivial-branch-pull-request: sockets: avoid string truncation warnings when copying UNIX path hw/sparc/leon3: Allow load of uImage firmwares Makefile: Let the 'clean' rule remove qemu-ga.exe on Windows hosts net: Print output of "-net nic, model=help" to stdout instead of stderr Header cleanups Update configure configure: fix pam test warning qom: use object_new_with_type in object_new_with_propv doc: fix the configuration path CODING_STYLE: indent example code as all others CODING_STYLE: specify the indent rule for multiline code hw/net/pcnet: Use qemu_log_mask(GUEST_ERROR) instead of printf Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'util')
-rw-r--r--util/qemu-sockets.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/util/qemu-sockets.c b/util/qemu-sockets.c
index 9705051690..ba6335e71a 100644
--- a/util/qemu-sockets.c
+++ b/util/qemu-sockets.c
@@ -830,6 +830,7 @@ static int unix_listen_saddr(UnixSocketAddress *saddr,
int sock, fd;
char *pathbuf = NULL;
const char *path;
+ size_t pathlen;
sock = qemu_socket(PF_UNIX, SOCK_STREAM, 0);
if (sock < 0) {
@@ -845,7 +846,8 @@ static int unix_listen_saddr(UnixSocketAddress *saddr,
path = pathbuf = g_strdup_printf("%s/qemu-socket-XXXXXX", tmpdir);
}
- if (strlen(path) > sizeof(un.sun_path)) {
+ pathlen = strlen(path);
+ if (pathlen > sizeof(un.sun_path)) {
error_setg(errp, "UNIX socket path '%s' is too long", path);
error_append_hint(errp, "Path must be less than %zu bytes\n",
sizeof(un.sun_path));
@@ -877,7 +879,7 @@ static int unix_listen_saddr(UnixSocketAddress *saddr,
memset(&un, 0, sizeof(un));
un.sun_family = AF_UNIX;
- strncpy(un.sun_path, path, sizeof(un.sun_path));
+ memcpy(un.sun_path, path, pathlen);
if (bind(sock, (struct sockaddr*) &un, sizeof(un)) < 0) {
error_setg_errno(errp, errno, "Failed to bind socket to %s", path);
@@ -901,6 +903,7 @@ static int unix_connect_saddr(UnixSocketAddress *saddr, Error **errp)
{
struct sockaddr_un un;
int sock, rc;
+ size_t pathlen;
if (saddr->path == NULL) {
error_setg(errp, "unix connect: no path specified");
@@ -913,7 +916,8 @@ static int unix_connect_saddr(UnixSocketAddress *saddr, Error **errp)
return -1;
}
- if (strlen(saddr->path) > sizeof(un.sun_path)) {
+ pathlen = strlen(saddr->path);
+ if (pathlen > sizeof(un.sun_path)) {
error_setg(errp, "UNIX socket path '%s' is too long", saddr->path);
error_append_hint(errp, "Path must be less than %zu bytes\n",
sizeof(un.sun_path));
@@ -922,7 +926,7 @@ static int unix_connect_saddr(UnixSocketAddress *saddr, Error **errp)
memset(&un, 0, sizeof(un));
un.sun_family = AF_UNIX;
- strncpy(un.sun_path, saddr->path, sizeof(un.sun_path));
+ memcpy(un.sun_path, saddr->path, pathlen);
/* connect to peer */
do {