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Subject[PATCH 5/5] x86: coding style fixes in arch/x86/ia32/ia32_signal.c
fix plenty of codying style errors

Checkpatch now reports:
total: 3 errors, 9 warnings, 617 lines checked

Signed-off-by: Paolo Ciarrocchi <paolo.ciarrocchi@gmail.com>
---
arch/x86/ia32/ia32_signal.c | 192 +++++++++++++++++++++---------------------
1 files changed, 96 insertions(+), 96 deletions(-)

diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c
index 6ea19c2..dac4edb 100644
--- a/arch/x86/ia32/ia32_signal.c
+++ b/arch/x86/ia32/ia32_signal.c
@@ -43,7 +43,7 @@ void signal_fault(struct pt_regs *regs, void __user *frame, char *where);
int copy_siginfo_to_user32(compat_siginfo_t __user *to, siginfo_t *from)
{
int err;
- if (!access_ok (VERIFY_WRITE, to, sizeof(compat_siginfo_t)))
+ if (!access_ok(VERIFY_WRITE, to, sizeof(compat_siginfo_t)))
return -EFAULT;

/* If you change siginfo_t structure, please make sure that
@@ -53,15 +53,15 @@ int copy_siginfo_to_user32(compat_siginfo_t __user *to, siginfo_t *from)
3 ints plus the relevant union member. */
err = __put_user(from->si_signo, &to->si_signo);
err |= __put_user(from->si_errno, &to->si_errno);
- err |= __put_user((short)from->si_code, &to->si_code);
+ err |= __put_user((short)from->si_code, &to->si_code);

if (from->si_code < 0) {
err |= __put_user(from->si_pid, &to->si_pid);
- err |= __put_user(from->si_uid, &to->si_uid);
- err |= __put_user(ptr_to_compat(from->si_ptr), &to->si_ptr);
+ err |= __put_user(from->si_uid, &to->si_uid);
+ err |= __put_user(ptr_to_compat(from->si_ptr), &to->si_ptr);
} else {
- /* First 32bits of unions are always present:
- * si_pid === si_band === si_tid === si_addr(LS half) */
+ /* First 32bits of unions are always present:
+ * si_pid === si_band === si_tid === si_addr(LS half) */
err |= __put_user(from->_sifields._pad[0], &to->_sifields._pad[0]);
switch (from->si_code >> 16) {
case __SI_FAULT >> 16:
@@ -76,10 +76,10 @@ int copy_siginfo_to_user32(compat_siginfo_t __user *to, siginfo_t *from)
err |= __put_user(from->si_uid, &to->si_uid);
break;
case __SI_POLL >> 16:
- err |= __put_user(from->si_fd, &to->si_fd);
+ err |= __put_user(from->si_fd, &to->si_fd);
break;
case __SI_TIMER >> 16:
- err |= __put_user(from->si_overrun, &to->si_overrun);
+ err |= __put_user(from->si_overrun, &to->si_overrun);
err |= __put_user(ptr_to_compat(from->si_ptr),
&to->si_ptr);
break;
@@ -97,7 +97,7 @@ int copy_siginfo_from_user32(siginfo_t *to, compat_siginfo_t __user *from)
{
int err;
u32 ptr32;
- if (!access_ok (VERIFY_READ, from, sizeof(compat_siginfo_t)))
+ if (!access_ok(VERIFY_READ, from, sizeof(compat_siginfo_t)))
return -EFAULT;

err = __get_user(to->si_signo, &from->si_signo);
@@ -130,34 +130,34 @@ sys32_sigsuspend(int history0, int history1, old_sigset_t mask)

asmlinkage long
sys32_sigaltstack(const stack_ia32_t __user *uss_ptr,
- stack_ia32_t __user *uoss_ptr,
+ stack_ia32_t __user *uoss_ptr,
struct pt_regs *regs)
{
- stack_t uss,uoss;
+ stack_t uss, uoss;
int ret;
- mm_segment_t seg;
- if (uss_ptr) {
+ mm_segment_t seg;
+ if (uss_ptr) {
u32 ptr;
- memset(&uss,0,sizeof(stack_t));
- if (!access_ok(VERIFY_READ,uss_ptr,sizeof(stack_ia32_t)) ||
+ memset(&uss, 0, sizeof(stack_t));
+ if (!access_ok(VERIFY_READ, uss_ptr, sizeof(stack_ia32_t)) ||
__get_user(ptr, &uss_ptr->ss_sp) ||
__get_user(uss.ss_flags, &uss_ptr->ss_flags) ||
__get_user(uss.ss_size, &uss_ptr->ss_size))
return -EFAULT;
uss.ss_sp = compat_ptr(ptr);
}
- seg = get_fs();
- set_fs(KERNEL_DS);
+ seg = get_fs();
+ set_fs(KERNEL_DS);
ret = do_sigaltstack(uss_ptr ? &uss : NULL, &uoss, regs->rsp);
- set_fs(seg);
+ set_fs(seg);
if (ret >= 0 && uoss_ptr) {
- if (!access_ok(VERIFY_WRITE,uoss_ptr,sizeof(stack_ia32_t)) ||
+ if (!access_ok(VERIFY_WRITE, uoss_ptr, sizeof(stack_ia32_t)) ||
__put_user(ptr_to_compat(uoss.ss_sp), &uoss_ptr->ss_sp) ||
__put_user(uoss.ss_flags, &uoss_ptr->ss_flags) ||
__put_user(uoss.ss_size, &uoss_ptr->ss_size))
ret = -EFAULT;
- }
- return ret;
+ }
+ return ret;
}

/*
@@ -190,7 +190,7 @@ static int
ia32_restore_sigcontext(struct pt_regs *regs, struct sigcontext_ia32 __user *sc, unsigned int *peax)
{
unsigned int err = 0;
-
+
/* Always make any pending restarted system calls return -EINTR */
current_thread_info()->restart_block.fn = do_no_restart_syscall;

@@ -206,36 +206,36 @@ ia32_restore_sigcontext(struct pt_regs *regs, struct sigcontext_ia32 __user *sc,

#define RELOAD_SEG(seg,mask) \
{ unsigned int cur; \
- unsigned short pre; \
- err |= __get_user(pre, &sc->seg); \
- asm volatile("movl %%" #seg ",%0" : "=r" (cur)); \
- pre |= mask; \
- if (pre != cur) loadsegment(seg,pre); }
+ unsigned short pre; \
+ err |= __get_user(pre, &sc->seg); \
+ asm volatile("movl %%" #seg ",%0" : "=r" (cur)); \
+ pre |= mask;
+ if (pre != cur) loadsegment(seg, pre); }

/* Reload fs and gs if they have changed in the signal handler.
- This does not handle long fs/gs base changes in the handler, but
- does not clobber them at least in the normal case. */
-
+ This does not handle long fs/gs base changes in the handler, but
+ does not clobber them at least in the normal case. */
+
{
- unsigned gs, oldgs;
+ unsigned gs, oldgs;
err |= __get_user(gs, &sc->gs);
- gs |= 3;
+ gs |= 3;
asm("movl %%gs,%0" : "=r" (oldgs));
if (gs != oldgs)
- load_gs_index(gs);
- }
- RELOAD_SEG(fs,3);
- RELOAD_SEG(ds,3);
- RELOAD_SEG(es,3);
+ load_gs_index(gs);
+ }
+ RELOAD_SEG(fs, 3);
+ RELOAD_SEG(ds, 3);
+ RELOAD_SEG(es, 3);

COPY(di); COPY(si); COPY(bp); COPY(sp); COPY(bx);
COPY(dx); COPY(cx); COPY(ip);
- /* Don't touch extended registers */
-
- err |= __get_user(regs->cs, &sc->cs);
- regs->cs |= 3;
- err |= __get_user(regs->ss, &sc->ss);
- regs->ss |= 3;
+ /* Don't touch extended registers */
+
+ err |= __get_user(regs->cs, &sc->cs);
+ regs->cs |= 3;
+ err |= __get_user(regs->ss, &sc->ss);
+ regs->ss |= 3;

{
unsigned int tmpflags;
@@ -246,7 +246,7 @@ ia32_restore_sigcontext(struct pt_regs *regs, struct sigcontext_ia32 __user *sc,

{
u32 tmp;
- struct _fpstate_ia32 __user * buf;
+ struct _fpstate_ia32 __user *buf;
err |= __get_user(tmp, &sc->fpstate);
buf = compat_ptr(tmp);
if (buf) {
@@ -262,7 +262,7 @@ ia32_restore_sigcontext(struct pt_regs *regs, struct sigcontext_ia32 __user *sc,
}
}

- {
+ {
u32 tmp;
err |= __get_user(tmp, &sc->eax);
*peax = tmp;
@@ -292,7 +292,7 @@ asmlinkage long sys32_sigreturn(struct pt_regs *regs)
current->blocked = set;
recalc_sigpending();
spin_unlock_irq(&current->sighand->siglock);
-
+
if (ia32_restore_sigcontext(regs, &frame->sc, &eax))
goto badframe;
return eax;
@@ -300,7 +300,7 @@ asmlinkage long sys32_sigreturn(struct pt_regs *regs)
badframe:
signal_fault(regs, frame, "32bit sigreturn");
return 0;
-}
+}

asmlinkage long sys32_rt_sigreturn(struct pt_regs *regs)
{
@@ -321,7 +321,7 @@ asmlinkage long sys32_rt_sigreturn(struct pt_regs *regs)
current->blocked = set;
recalc_sigpending();
spin_unlock_irq(&current->sighand->siglock);
-
+
if (ia32_restore_sigcontext(regs, &frame->uc.uc_mcontext, &eax))
goto badframe;

@@ -332,9 +332,9 @@ asmlinkage long sys32_rt_sigreturn(struct pt_regs *regs)
return eax;

badframe:
- signal_fault(regs,frame,"32bit rt sigreturn");
+ signal_fault(regs, frame, "32bit rt sigreturn");
return 0;
-}
+}

/*
* Set up a signal frame.
@@ -375,7 +375,7 @@ ia32_setup_sigcontext(struct sigcontext_ia32 __user *sc, struct _fpstate_ia32 __
tmp = save_i387_ia32(current, fpstate, regs, 0);
if (tmp < 0)
err = -EFAULT;
- else {
+ else {
clear_used_math();
stts();
err |= __put_user(ptr_to_compat(tmp ? fpstate : NULL),
@@ -393,7 +393,7 @@ ia32_setup_sigcontext(struct sigcontext_ia32 __user *sc, struct _fpstate_ia32 __
* Determine which stack to use..
*/
static void __user *
-get_sigframe(struct k_sigaction *ka, struct pt_regs * regs, size_t frame_size)
+get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size)
{
unsigned long rsp;

@@ -421,7 +421,7 @@ get_sigframe(struct k_sigaction *ka, struct pt_regs * regs, size_t frame_size)
}

int ia32_setup_frame(int sig, struct k_sigaction *ka,
- compat_sigset_t *set, struct pt_regs * regs)
+ compat_sigset_t *set, struct pt_regs *regs)
{
struct sigframe __user *frame;
int err = 0;
@@ -448,32 +448,32 @@ int ia32_setup_frame(int sig, struct k_sigaction *ka,
goto give_sigsegv;

/* Return stub is in 32bit vsyscall page */
- {
+ {
void __user *restorer;
if (current->binfmt->hasvdso)
restorer = VSYSCALL32_SIGRETURN;
else
restorer = (void *)&frame->retcode;
if (ka->sa.sa_flags & SA_RESTORER)
- restorer = ka->sa.sa_restorer;
+ restorer = ka->sa.sa_restorer;
err |= __put_user(ptr_to_compat(restorer), &frame->pretcode);
}
- /* These are actually not used anymore, but left because some
+ /* These are actually not used anymore, but left because some
gdb versions depend on them as a marker. */
- {
+ {
/* copy_to_user optimizes that into a single 8 byte store */
- static const struct {
+ static const struct {
u16 poplmovl;
u32 val;
- u16 int80;
- u16 pad;
- } __attribute__((packed)) code = {
+ u16 int80;
+ u16 pad;
+ } __attribute__((packed)) code = {
0xb858, /* popl %eax ; movl $...,%eax */
- __NR_ia32_sigreturn,
+ __NR_ia32_sigreturn,
0x80cd, /* int $0x80 */
0,
- };
- err |= __copy_to_user(frame->retcode, &code, 8);
+ };
+ err |= __copy_to_user(frame->retcode, &code, 8);
}
if (err)
goto give_sigsegv;
@@ -487,11 +487,11 @@ int ia32_setup_frame(int sig, struct k_sigaction *ka,
regs->rdx = 0;
regs->rcx = 0;

- asm volatile("movl %0,%%ds" :: "r" (__USER32_DS));
- asm volatile("movl %0,%%es" :: "r" (__USER32_DS));
+ asm volatile("movl %0,%%ds" :: "r" (__USER32_DS));
+ asm volatile("movl %0,%%es" :: "r" (__USER32_DS));

- regs->cs = __USER32_CS;
- regs->ss = __USER32_DS;
+ regs->cs = __USER32_CS;
+ regs->ss = __USER32_DS;

set_fs(USER_DS);
regs->eflags &= ~TF_MASK;
@@ -510,8 +510,8 @@ give_sigsegv:
return -EFAULT;
}

-int ia32_setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
- compat_sigset_t *set, struct pt_regs * regs)
+nt ia32_setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
+ compat_sigset_t *set, struct pt_regs *regs)
{
struct rt_sigframe __user *frame;
int err = 0;
@@ -524,11 +524,11 @@ int ia32_setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
{
struct exec_domain *ed = current_thread_info()->exec_domain;
err |= __put_user((ed
- && ed->signal_invmap
- && sig < 32
- ? ed->signal_invmap[sig]
- : sig),
- &frame->sig);
+ && ed->signal_invmap
+ && sig < 32
+ ? ed->signal_invmap[sig]
+ : sig),
+ &frame->sig);
}
err |= __put_user(ptr_to_compat(&frame->info), &frame->pinfo);
err |= __put_user(ptr_to_compat(&frame->uc), &frame->puc);
@@ -544,38 +544,38 @@ int ia32_setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
&frame->uc.uc_stack.ss_flags);
err |= __put_user(current->sas_ss_size, &frame->uc.uc_stack.ss_size);
err |= ia32_setup_sigcontext(&frame->uc.uc_mcontext, &frame->fpstate,
- regs, set->sig[0]);
+ regs, set->sig[0]);
err |= __copy_to_user(&frame->uc.uc_sigmask, set, sizeof(*set));
if (err)
goto give_sigsegv;

-
- {
- void __user *restorer = VSYSCALL32_RTSIGRETURN;
+
+ {
+ void __user *restorer = VSYSCALL32_RTSIGRETURN;
if (ka->sa.sa_flags & SA_RESTORER)
- restorer = ka->sa.sa_restorer;
+ restorer = ka->sa.sa_restorer;
err |= __put_user(ptr_to_compat(restorer), &frame->pretcode);
}

/* This is movl $,%eax ; int $0x80 */
/* Not actually used anymore, but left because some gdb versions
- need it. */
- {
+ need it. */
+ {
/* __copy_to_user optimizes that into a single 8 byte store */
- static const struct {
- u8 movl;
- u32 val;
- u16 int80;
+ static const struct {
+ u8 movl;
+ u32 val;
+ u16 int80;
u16 pad;
- u8 pad2;
- } __attribute__((packed)) code = {
+ u8 pad2;
+ } __attribute__((packed)) code = {
0xb8,
__NR_ia32_rt_sigreturn,
0x80cd,
0,
- };
- err |= __copy_to_user(frame->retcode, &code, 8);
- }
+ };
+ err |= __copy_to_user(frame->retcode, &code, 8);
+ }
if (err)
goto give_sigsegv;

@@ -593,11 +593,11 @@ int ia32_setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
regs->rdx = (unsigned long) &frame->info;
regs->rcx = (unsigned long) &frame->uc;

- asm volatile("movl %0,%%ds" :: "r" (__USER32_DS));
- asm volatile("movl %0,%%es" :: "r" (__USER32_DS));
-
- regs->cs = __USER32_CS;
- regs->ss = __USER32_DS;
+ asm volatile("movl %0,%%ds" :: "r" (__USER32_DS));
+ asm volatile("movl %0,%%es" :: "r" (__USER32_DS));
+
+ regs->cs = __USER32_CS;
+ regs->ss = __USER32_DS;

set_fs(USER_DS);
regs->eflags &= ~TF_MASK;
--
1.5.4.rc2.17.g257f


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