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authorEric W. Biederman <ebiederm@xmission.com>2018-04-19 16:59:56 -0500
committerEric W. Biederman <ebiederm@xmission.com>2018-04-25 10:44:10 -0500
commitd1f5bef63fabeba834ed325ccec336ce3612d65c (patch)
treea5ecd6d1f6156ffa509784ddf08938703db335f7 /arch/sparc/mm/fault_32.c
parent0e3d9f1e667bddc746112fa927cec9770f1f4217 (diff)
signal/sparc: Use force_sig_fault where appropriate
Filling in struct siginfo before calling force_sig_info a tedious and error prone process, where once in a great while the wrong fields are filled out, and siginfo has been inconsistently cleared. Simplify this process by using the helper force_sig_fault. Which takes as a parameters all of the information it needs, ensures all of the fiddly bits of filling in struct siginfo are done properly and then calls force_sig_info. In short about a 5 line reduction in code for every time force_sig_info is called, which makes the calling function clearer. Cc: David Miller <davem@davemloft.net> Cc: sparclinux@vger.kernel.org Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Diffstat (limited to 'arch/sparc/mm/fault_32.c')
-rw-r--r--arch/sparc/mm/fault_32.c13
1 files changed, 2 insertions, 11 deletions
diff --git a/arch/sparc/mm/fault_32.c b/arch/sparc/mm/fault_32.c
index 2deb586665b9..9f75b6444bf1 100644
--- a/arch/sparc/mm/fault_32.c
+++ b/arch/sparc/mm/fault_32.c
@@ -127,20 +127,11 @@ show_signal_msg(struct pt_regs *regs, int sig, int code,
static void __do_fault_siginfo(int code, int sig, struct pt_regs *regs,
unsigned long addr)
{
- siginfo_t info;
-
- clear_siginfo(&info);
- info.si_signo = sig;
- info.si_code = code;
- info.si_errno = 0;
- info.si_addr = (void __user *) addr;
- info.si_trapno = 0;
-
if (unlikely(show_unhandled_signals))
- show_signal_msg(regs, sig, info.si_code,
+ show_signal_msg(regs, sig, code,
addr, current);
- force_sig_info (sig, &info, current);
+ force_sig_fault(sig, code, (void __user *) addr, 0, current);
}
static unsigned long compute_si_addr(struct pt_regs *regs, int text_fault)