mm cleanup: shmem_file_setup: 'char *' -> 'const char *' for name argument

As function shmem_file_setup does not modify/allocate/free/pass given
filename - mark it as const.

Signed-off-by: Sergei Trofimovich <slyfox@inbox.ru>
Cc: Hugh Dickins <hugh.dickins@tiscali.co.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2 files changed, 2 insertions, 2 deletions

diff --git a/include/linux/mm.h b/include/linux/mm.h
index f0473a88ca2e..d88d6fc530ad 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -724,7 +724,7 @@ static inline int shmem_lock(struct file *file, int lock,
         return 0;
 }
 #endif
-struct file *shmem_file_setup(char *name, loff_t size, unsigned long flags);
+struct file *shmem_file_setup(const char *name, loff_t size, unsigned long flags);
 
 int shmem_zero_setup(struct vm_area_struct *);
 
diff --git a/mm/shmem.c b/mm/shmem.c
index 47ab19182287..e89d7ec18eda 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -2612,7 +2612,7 @@ int shmem_unuse(swp_entry_t entry, struct page *page)
  * @size: size to be set for the file
  * @flags: VM_NORESERVE suppresses pre-accounting of the entire object size
  */
-struct file *shmem_file_setup(char *name, loff_t size, unsigned long flags)
+struct file *shmem_file_setup(const char *name, loff_t size, unsigned long flags)
 {
         int error;
         struct file *file;