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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: Dan Carpenter <error27@gmail.com>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
This commit is contained in:
Dan Carpenter 2010-07-10 11:51:54 +02:00 committed by Eric Van Hensbergen
parent b126468e08
commit cff6b8a9b8
1 changed files with 1 additions and 1 deletions
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2
net/9p/trans_fd.c
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@ -948,7 +948,7 @@ p9_fd_create_unix(struct p9_client *client, const char *addr, char *args)
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",
addr);
return -ENAMETOOLONG;