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path: root/fs/binfmt_elf_fdpic.c
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Diffstat (limited to 'fs/binfmt_elf_fdpic.c')
-rw-r--r--fs/binfmt_elf_fdpic.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c
index 7fa6e6632d9d..08d0c8797828 100644
--- a/fs/binfmt_elf_fdpic.c
+++ b/fs/binfmt_elf_fdpic.c
@@ -1465,7 +1465,7 @@ static bool elf_fdpic_dump_segments(struct coredump_params *cprm,
static int elf_fdpic_core_dump(struct coredump_params *cprm)
{
int has_dumped = 0;
- int vma_count, segs;
+ int segs;
int i;
struct elfhdr *elf = NULL;
loff_t offset = 0, dataoff;
@@ -1480,8 +1480,6 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm)
elf_addr_t e_shoff;
struct core_thread *ct;
struct elf_thread_status *tmp;
- struct core_vma_metadata *vma_meta = NULL;
- size_t vma_data_size;
/* alloc memory for large data structures: too large to be on stack */
elf = kmalloc(sizeof(*elf), GFP_KERNEL);
@@ -1491,9 +1489,6 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm)
if (!psinfo)
goto end_coredump;
- if (dump_vma_snapshot(cprm, &vma_count, &vma_meta, &vma_data_size))
- goto end_coredump;
-
for (ct = current->signal->core_state->dumper.next;
ct; ct = ct->next) {
tmp = elf_dump_thread_status(cprm->siginfo->si_signo,
@@ -1513,7 +1508,7 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm)
tmp->next = thread_list;
thread_list = tmp;
- segs = vma_count + elf_core_extra_phdrs();
+ segs = cprm->vma_count + elf_core_extra_phdrs();
/* for notes section */
segs++;
@@ -1558,7 +1553,7 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm)
/* Page-align dumped data */
dataoff = offset = roundup(offset, ELF_EXEC_PAGESIZE);
- offset += vma_data_size;
+ offset += cprm->vma_data_size;
offset += elf_core_extra_data_size();
e_shoff = offset;
@@ -1578,8 +1573,8 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm)
goto end_coredump;
/* write program headers for segments dump */
- for (i = 0; i < vma_count; i++) {
- struct core_vma_metadata *meta = vma_meta + i;
+ for (i = 0; i < cprm->vma_count; i++) {
+ struct core_vma_metadata *meta = cprm->vma_meta + i;
struct elf_phdr phdr;
size_t sz;
@@ -1628,7 +1623,7 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm)
dump_skip_to(cprm, dataoff);
- if (!elf_fdpic_dump_segments(cprm, vma_meta, vma_count))
+ if (!elf_fdpic_dump_segments(cprm, cprm->vma_meta, cprm->vma_count))
goto end_coredump;
if (!elf_core_write_extra_data(cprm))
@@ -1652,7 +1647,6 @@ end_coredump:
thread_list = thread_list->next;
kfree(tmp);
}
- kvfree(vma_meta);
kfree(phdr4note);
kfree(elf);
kfree(psinfo);