[PATCH v4 37/66] binfmt_elf: Remove vma linked list walk
Liam Howlett
liam.howlett at oracle.com
Wed Dec 1 06:30:07 PST 2021
From: "Liam R. Howlett" <Liam.Howlett at Oracle.com>
Use the VMA iterator instead.
Signed-off-by: Matthew Wilcox (Oracle) <willy at infradead.org>
Signed-off-by: Liam R. Howlett <Liam.Howlett at Oracle.com>
---
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 f8c7f26f1fbb..d41cca755ff9 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -1622,6 +1622,7 @@ static void fill_siginfo_note(struct memelfnote *note, user_siginfo_t *csigdata,
static int fill_files_note(struct memelfnote *note)
{
struct mm_struct *mm = current->mm;
+ VMA_ITERATOR(vmi, mm, 0);
struct vm_area_struct *vma;
unsigned count, size, names_ofs, remaining, n;
user_long_t *data;
@@ -1651,7 +1652,7 @@ 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) {
+ for_each_vma(vmi, vma) {
struct file *file;
const char *filename;
--
2.30.2
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