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    9p: fix use after free · 1a3cac6c
    Eric Van Hensbergen 提交于
    On 7/22/07, Adrian Bunk <bunk@stusta.de> wrote:
         The Coverity checker spotted the following use-after-free
         in net/9p/mux.c:
    
         <--  snip  -->
    
         ...
         struct p9_conn *p9_conn_create(struct p9_transport *trans, int msize,
                                             unsigned char *extended)
         {
         ...
                 if (!m->tagpool) {
                         kfree(m);
                         return ERR_PTR(PTR_ERR(m->tagpool));
                 }
         ...
    
         <--  snip  -->
    
    Also spotted was a leak of the same structure further down in the function.
    Signed-off-by: NEric Van Hensbergen <ericvh@gmail.com>
    1a3cac6c
mux.c 23.4 KB