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| author | Sergey Shtylyov <s.shtylyov@omp.ru> | 2022-10-15 00:22:28 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-11-15 14:30:40 -0800 |
| commit | 540e58d200e32141d3c280bd8c90b9932e3c7afb (patch) | |
| tree | 78a3e2428c900bbd2f2088a1bb5c6d78ae1486ef /arch/mips | |
| parent | d85deed4cb08e08caf1a007c317e8d7cbc912dc3 (diff) | |
| download | linux-540e58d200e32141d3c280bd8c90b9932e3c7afb.tar.bz2 | |
mips: 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/20221014212235.10770-7-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/mips')
| -rw-r--r-- | arch/mips/kernel/ptrace.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c index 567aec4abac0..d9df543f7e2c 100644 --- a/arch/mips/kernel/ptrace.c +++ b/arch/mips/kernel/ptrace.c @@ -531,10 +531,11 @@ static int fpr_set(struct task_struct *target, ptrace_setfcr31(target, fcr31); } - if (count > 0) - err = user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, - fir_pos, - fir_pos + sizeof(u32)); + if (count > 0) { + user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, + fir_pos, fir_pos + sizeof(u32)); + return 0; + } return err; } |