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authorSergey Shtylyov <s.shtylyov@omp.ru>2022-10-15 00:22:30 +0300
committerAndrew Morton <akpm@linux-foundation.org>2022-11-15 14:30:40 -0800
commit63977440b77b56eb492a3fe328c6b17232fbfcc0 (patch)
tree297fe79d51daee0c2056029e3285de30bbdfaf16 /arch/openrisc
parentae27da72a6f1ba0a057d6699aff96f408a48dd65 (diff)
openrisc: ptrace: user_regset_copyin_ignore() always returns 0
user_regset_copyin_ignore() always returns 0, so checking its result seems pointless -- don't do this anymore... Link: https://lkml.kernel.org/r/20221014212235.10770-9-s.shtylyov@omp.ru Signed-off-by: Sergey Shtylyov <s.shtylyov@omp.ru> Cc: Brian Cain <bcain@quicinc.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Christophe Leroy <christophe.leroy@csgroup.eu> Cc: David S. Miller <davem@davemloft.net> Cc: Dinh Nguyen <dinguyen@kernel.org> Cc: Helge Deller <deller@gmx.de> Cc: James Bottomley <James.Bottomley@HansenPartnership.com> Cc: Jonas Bonn <jonas@southpole.se> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Nicholas Piggin <npiggin@gmail.com> Cc: Oleg Nesterov <oleg@redhat.com> Cc: Rich Felker <dalias@libc.org> Cc: Russell King <linux@armlinux.org.uk> Cc: Stafford Horne <shorne@gmail.com> Cc: Stefan Kristiansson <stefan.kristiansson@saunalahti.fi> Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Cc: Will Deacon <will@kernel.org> Cc: Yoshinori Sato <ysato@users.osdn.me> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'arch/openrisc')
-rw-r--r--arch/openrisc/kernel/ptrace.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/arch/openrisc/kernel/ptrace.c b/arch/openrisc/kernel/ptrace.c
index b971740fc2aa..85ace93fc251 100644
--- a/arch/openrisc/kernel/ptrace.c
+++ b/arch/openrisc/kernel/ptrace.c
@@ -66,10 +66,9 @@ static int genregs_set(struct task_struct *target,
int ret;
/* ignore r0 */
- ret = user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, 0, 4);
+ user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, 0, 4);
/* r1 - r31 */
- if (!ret)
- ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf,
+ ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf,
regs->gpr+1, 4, 4*32);
/* PC */
if (!ret)
@@ -80,8 +79,7 @@ static int genregs_set(struct task_struct *target,
* the Supervision register
*/
if (!ret)
- ret = user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf,
- 4*33, -1);
+ user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, 4*33, -1);
return ret;
}