X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=src%2Fcommon%2Fsessiond-comm%2Funix.c;fp=src%2Fcommon%2Fsessiond-comm%2Funix.c;h=39ac89d53281804d33598d2f08538480108b4c30;hb=0a09ade80911354bd1f86daed6f00dc843de6a7a;hp=77a6013f0244572b2c2bb30ae054959db2cdf5c4;hpb=329e5fc5ebbcbff1d8170ed29e6df9fe54fa6178;p=lttng-tools.git

diff --git a/src/common/sessiond-comm/unix.c b/src/common/sessiond-comm/unix.c
index 77a6013f0..39ac89d53 100644
--- a/src/common/sessiond-comm/unix.c
+++ b/src/common/sessiond-comm/unix.c
@@ -41,6 +41,14 @@ int lttcomm_connect_unix_sock(const char *pathname)
 	struct sockaddr_un sun;
 	int fd, ret, closeret;
 
+	if (strlen(pathname) >= sizeof(sun.sun_path)) {
+		ERR("unix socket address (\"%s\") is longer than the platform's limit (%zu > %zu).",
+				pathname, strlen(pathname) + 1,
+				sizeof(sun.sun_path));
+		ret = -ENAMETOOLONG;
+		goto error;
+	}
+
 	fd = socket(PF_UNIX, SOCK_STREAM, 0);
 	if (fd < 0) {
 		PERROR("socket");
@@ -111,9 +119,17 @@ LTTNG_HIDDEN
 int lttcomm_create_unix_sock(const char *pathname)
 {
 	struct sockaddr_un sun;
-	int fd;
+	int fd = -1;
 	int ret = -1;
 
+	if (strlen(pathname) >= sizeof(sun.sun_path)) {
+		ERR("unix socket address (\"%s\") is longer than the platform's limit (%zu > %zu).",
+				pathname, strlen(pathname) + 1,
+				sizeof(sun.sun_path));
+		ret = -ENAMETOOLONG;
+		goto error;
+	}
+
 	/* Create server socket */
 	if ((fd = socket(PF_UNIX, SOCK_STREAM, 0)) < 0) {
 		PERROR("socket");