constify iov_iter_count() and iter_is_iovec()

Al Viro · gregkh · commit fd1aa12c6340 · 2016-12-10T19:07:25.000+01:00
commit b57332b4105abf1d518d93886e547ee2f98cd414 upstream.

[stable note, need this to prevent build warning in commit
a0ac402cfcdc904f9772e1762b3fda112dcc56a0]

Signed-off-by: Al Viro &lt;viro@zeniv.linux.org.uk&gt;
Signed-off-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;
diff --git a/include/linux/uio.h b/include/linux/uio.h
@@ -101,12 +101,12 @@ int iov_iter_npages(const struct iov_iter *i, int maxpages);
 
 const void *dup_iter(struct iov_iter *new, struct iov_iter *old, gfp_t flags);
 
-static inline size_t iov_iter_count(struct iov_iter *i)
+static inline size_t iov_iter_count(const struct iov_iter *i)
 {
 	return i->count;
 }
 
-static inline bool iter_is_iovec(struct iov_iter *i)
+static inline bool iter_is_iovec(const struct iov_iter *i)
 {
 	return !(i->type & (ITER_BVEC | ITER_KVEC));
 }

Original file line number	Diff line number	Diff line change
`@@ -101,12 +101,12 @@ int iov_iter_npages(const struct iov_iter *i, int maxpages);`
`101`	`101`
`102`	`102`	`const void dup_iter(struct iov_iter new, struct iov_iter *old, gfp_t flags);`
`103`	`103`
`104`		`-static inline size_t iov_iter_count(struct iov_iter *i)`
	`104`	`+static inline size_t iov_iter_count(const struct iov_iter *i)`
`105`	`105`	`{`
`106`	`106`	`return i->count;`
`107`	`107`	`}`
`108`	`108`
`109`		`-static inline bool iter_is_iovec(struct iov_iter *i)`
	`109`	`+static inline bool iter_is_iovec(const struct iov_iter *i)`
`110`	`110`	`{`
`111`	`111`	`return !(i->type & (ITER_BVEC \| ITER_KVEC));`
`112`	`112`	`}`