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authorEric W. Biederman <ebiederm@xmission.com>2018-04-24 10:26:11 -0500
committerEric W. Biederman <ebiederm@xmission.com>2018-04-25 10:44:07 -0500
commit7ff3a7621ddaa4e2186b732ba4b48f9a6bb88719 (patch)
treea6e45a929264636ebe7c9b1d53e2f36f4e38b5ff /arch/riscv
parent4d6a20b135580092f05baa7beeed218b650768dc (diff)
downloadlinux-7ff3a7621ddaa4e2186b732ba4b48f9a6bb88719.tar.bz2
signal/riscv: Replace do_trap_siginfo with force_sig_fault
The function force_sig_fault is just the generic version of do_trap_siginfo with a (void __user *) instead of an unsigned long parameter for the address. So just use force_sig_fault to simplify the code. Cc: Palmer Dabbelt <palmer@sifive.com> Cc: Albert Ou <albert@sifive.com> Cc: linux-riscv@lists.infradead.org Suggested-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Diffstat (limited to 'arch/riscv')
-rw-r--r--arch/riscv/kernel/traps.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/arch/riscv/kernel/traps.c b/arch/riscv/kernel/traps.c
index 3087940008f4..b99d9dd21fd0 100644
--- a/arch/riscv/kernel/traps.c
+++ b/arch/riscv/kernel/traps.c
@@ -63,12 +63,6 @@ void die(struct pt_regs *regs, const char *str)
do_exit(SIGSEGV);
}
-static inline void do_trap_siginfo(int signo, int code,
- unsigned long addr, struct task_struct *tsk)
-{
- force_sig_fault(signo, code, (void __user *)addr, tsk);
-}
-
void do_trap(struct pt_regs *regs, int signo, int code,
unsigned long addr, struct task_struct *tsk)
{
@@ -81,7 +75,7 @@ void do_trap(struct pt_regs *regs, int signo, int code,
show_regs(regs);
}
- do_trap_siginfo(signo, code, addr, tsk);
+ force_sig_fault(signo, code, (void __user *)addr, tsk);
}
static void do_trap_error(struct pt_regs *regs, int signo, int code,
@@ -143,7 +137,7 @@ asmlinkage void do_trap_break(struct pt_regs *regs)
}
#endif /* CONFIG_GENERIC_BUG */
- do_trap_siginfo(SIGTRAP, TRAP_BRKPT, regs->sepc, current);
+ force_sig_fault(SIGTRAP, TRAP_BRKPT, (void __user *)(regs->sepc), current);
regs->sepc += 0x4;
}