[PATCH v2 40/70] fs/binfmt_elf: Use maple tree iterators for fill_files_note()

From: Liam R. Howlett
Date: Tue Jan 12 2021 - 11:21:10 EST


Signed-off-by: Liam R. Howlett <Liam.Howlett@xxxxxxxxxx>
---
fs/binfmt_elf.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index fa50e8936f5fc..92b67b914bf96 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -1609,6 +1609,7 @@ static int fill_files_note(struct memelfnote *note)
user_long_t *data;
user_long_t *start_end_ofs;
char *name_base, *name_curpos;
+ MA_STATE(mas, &mm->mm_mt, 0, 0);

/* *Estimated* file count and total data size needed */
count = mm->map_count;
@@ -1633,7 +1634,7 @@ static int fill_files_note(struct memelfnote *note)
name_base = name_curpos = ((char *)data) + names_ofs;
remaining = size - names_ofs;
count = 0;
- for (vma = mm->mmap; vma != NULL; vma = vma->vm_next) {
+ mas_for_each(&mas, vma, ULONG_MAX) {
struct file *file;
const char *filename;

--
2.28.0