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NFS: Use size_t for storing name lengths
Clean up: always use the same type when handling buffer lengths. As a bonus, this prevents a mixed sign comparison in idmap_lookup_name. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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@ -74,7 +74,7 @@ module_param_call(idmap_cache_timeout, param_set_idmap_timeout, param_get_int,
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struct idmap_hashent {
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struct idmap_hashent {
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unsigned long ih_expires;
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unsigned long ih_expires;
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__u32 ih_id;
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__u32 ih_id;
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int ih_namelen;
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size_t ih_namelen;
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char ih_name[IDMAP_NAMESZ];
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char ih_name[IDMAP_NAMESZ];
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};
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};
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@ -193,7 +193,7 @@ idmap_lookup_id(struct idmap_hashtable *h, __u32 id)
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* pretty trivial.
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* pretty trivial.
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*/
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*/
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static inline struct idmap_hashent *
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static inline struct idmap_hashent *
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idmap_alloc_name(struct idmap_hashtable *h, char *name, unsigned len)
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idmap_alloc_name(struct idmap_hashtable *h, char *name, size_t len)
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{
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{
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return idmap_name_hash(h, name, len);
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return idmap_name_hash(h, name, len);
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}
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}
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@ -381,7 +381,7 @@ idmap_pipe_downcall(struct file *filp, const char __user *src, size_t mlen)
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struct idmap_msg im_in, *im = &idmap->idmap_im;
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struct idmap_msg im_in, *im = &idmap->idmap_im;
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struct idmap_hashtable *h;
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struct idmap_hashtable *h;
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struct idmap_hashent *he = NULL;
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struct idmap_hashent *he = NULL;
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int namelen_in;
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size_t namelen_in;
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int ret;
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int ret;
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if (mlen != sizeof(im_in))
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if (mlen != sizeof(im_in))
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