Commit cff6b8a9 authored by Dan Carpenter's avatar Dan Carpenter Committed by Eric Van Hensbergen

9p: strlen() doesn't count the terminator

This is an off by one bug because strlen() doesn't count the NULL
terminator.  We strcpy() addr into a fixed length array of size
UNIX_PATH_MAX later on.

The addr variable is the name of the device being mounted.
Signed-off-by: default avatarDan Carpenter <error27@gmail.com>
Signed-off-by: default avatarEric Van Hensbergen <ericvh@gmail.com>
parent b126468e
...@@ -948,7 +948,7 @@ p9_fd_create_unix(struct p9_client *client, const char *addr, char *args) ...@@ -948,7 +948,7 @@ p9_fd_create_unix(struct p9_client *client, const char *addr, char *args)
csocket = NULL; csocket = NULL;
if (strlen(addr) > UNIX_PATH_MAX) { if (strlen(addr) >= UNIX_PATH_MAX) {
P9_EPRINTK(KERN_ERR, "p9_trans_unix: address too long: %s\n", P9_EPRINTK(KERN_ERR, "p9_trans_unix: address too long: %s\n",
addr); addr);
return -ENAMETOOLONG; return -ENAMETOOLONG;
......
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