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authorAl Viro <viro@zeniv.linux.org.uk>2016-10-14 20:42:44 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2016-10-14 20:42:44 -0400
commit2692a71bbd40160165e89d5505c5c28144ec5a42 (patch)
treeacaaf0f1a4942486109094acad37c29456aeda98 /arch/arc
parent7041c57709efdc1e31aaff663cfe17f0b21f4743 (diff)
parentb065444286bed7ec49ee81c593a46f3031fbfc83 (diff)
Merge branch 'work.uaccess' into for-linus
Diffstat (limited to 'arch/arc')
-rw-r--r--arch/arc/kernel/signal.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/arc/kernel/signal.c b/arch/arc/kernel/signal.c
index 6cb3736b6b83..d347bbc086fe 100644
--- a/arch/arc/kernel/signal.c
+++ b/arch/arc/kernel/signal.c
@@ -107,13 +107,13 @@ static int restore_usr_regs(struct pt_regs *regs, struct rt_sigframe __user *sf)
struct user_regs_struct uregs;
err = __copy_from_user(&set, &sf->uc.uc_sigmask, sizeof(set));
- if (!err)
- set_current_blocked(&set);
-
err |= __copy_from_user(&uregs.scratch,
&(sf->uc.uc_mcontext.regs.scratch),
sizeof(sf->uc.uc_mcontext.regs.scratch));
+ if (err)
+ return err;
+ set_current_blocked(&set);
regs->bta = uregs.scratch.bta;
regs->lp_start = uregs.scratch.lp_start;
regs->lp_end = uregs.scratch.lp_end;
@@ -138,7 +138,7 @@ static int restore_usr_regs(struct pt_regs *regs, struct rt_sigframe __user *sf)
regs->r0 = uregs.scratch.r0;
regs->sp = uregs.scratch.sp;
- return err;
+ return 0;
}
static inline int is_do_ss_needed(unsigned int magic)