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authorAl Viro <viro@zeniv.linux.org.uk>2013-10-14 13:39:56 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2013-11-09 06:16:30 +0100
commitafabada957a6b28abfd37eb52efeefdfe6871c4b (patch)
treee5ef8085293b1b5855eff339a2930f6cf35bc380
parentconstify do_coredump() argument (diff)
downloadlinux-afabada957a6b28abfd37eb52efeefdfe6871c4b.tar.xz
linux-afabada957a6b28abfd37eb52efeefdfe6871c4b.zip
elf{,_fdpic} coredump: get rid of pointless if (siginfo->si_signo)
we can't get to do_coredump() if that condition isn't satisfied... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
-rw-r--r--fs/binfmt_elf.c33
-rw-r--r--fs/binfmt_elf_fdpic.c35
2 files changed, 31 insertions, 37 deletions
diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index 1af412b96e06..571a42326908 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -1833,31 +1833,28 @@ static int fill_note_info(struct elfhdr *elf, int phdrs,
const siginfo_t *siginfo, struct pt_regs *regs)
{
struct list_head *t;
+ struct core_thread *ct;
+ struct elf_thread_status *ets;
if (!elf_note_info_init(info))
return 0;
- if (siginfo->si_signo) {
- struct core_thread *ct;
- struct elf_thread_status *ets;
-
- for (ct = current->mm->core_state->dumper.next;
- ct; ct = ct->next) {
- ets = kzalloc(sizeof(*ets), GFP_KERNEL);
- if (!ets)
- return 0;
+ for (ct = current->mm->core_state->dumper.next;
+ ct; ct = ct->next) {
+ ets = kzalloc(sizeof(*ets), GFP_KERNEL);
+ if (!ets)
+ return 0;
- ets->thread = ct->task;
- list_add(&ets->list, &info->thread_list);
- }
+ ets->thread = ct->task;
+ list_add(&ets->list, &info->thread_list);
+ }
- list_for_each(t, &info->thread_list) {
- int sz;
+ list_for_each(t, &info->thread_list) {
+ int sz;
- ets = list_entry(t, struct elf_thread_status, list);
- sz = elf_dump_thread_status(siginfo->si_signo, ets);
- info->thread_status_size += sz;
- }
+ ets = list_entry(t, struct elf_thread_status, list);
+ sz = elf_dump_thread_status(siginfo->si_signo, ets);
+ info->thread_status_size += sz;
}
/* now collect the dump for the current */
memset(info->prstatus, 0, sizeof(*info->prstatus));
diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c
index 645f6e56f378..fe2a643ee005 100644
--- a/fs/binfmt_elf_fdpic.c
+++ b/fs/binfmt_elf_fdpic.c
@@ -1561,6 +1561,8 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm)
struct elf_shdr *shdr4extnum = NULL;
Elf_Half e_phnum;
elf_addr_t e_shoff;
+ struct core_thread *ct;
+ struct elf_thread_status *tmp;
/*
* We no longer stop all VM operations.
@@ -1596,28 +1598,23 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm)
goto cleanup;
#endif
- if (cprm->siginfo->si_signo) {
- struct core_thread *ct;
- struct elf_thread_status *tmp;
-
- for (ct = current->mm->core_state->dumper.next;
- ct; ct = ct->next) {
- tmp = kzalloc(sizeof(*tmp), GFP_KERNEL);
- if (!tmp)
- goto cleanup;
+ for (ct = current->mm->core_state->dumper.next;
+ ct; ct = ct->next) {
+ tmp = kzalloc(sizeof(*tmp), GFP_KERNEL);
+ if (!tmp)
+ goto cleanup;
- tmp->thread = ct->task;
- list_add(&tmp->list, &thread_list);
- }
+ tmp->thread = ct->task;
+ list_add(&tmp->list, &thread_list);
+ }
- list_for_each(t, &thread_list) {
- struct elf_thread_status *tmp;
- int sz;
+ list_for_each(t, &thread_list) {
+ struct elf_thread_status *tmp;
+ int sz;
- tmp = list_entry(t, struct elf_thread_status, list);
- sz = elf_dump_thread_status(cprm->siginfo->si_signo, tmp);
- thread_status_size += sz;
- }
+ tmp = list_entry(t, struct elf_thread_status, list);
+ sz = elf_dump_thread_status(cprm->siginfo->si_signo, tmp);
+ thread_status_size += sz;
}
/* now collect the dump for the current */