xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

MIPS: Prevent hitting do_notify_resume() with !user_mode(regs).

Browse Source 
Too late to do anything there...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Al Viro
2012-05-02 21:45:12 -04:00
committed by Ralf Baechle
parent e376fdf420
commit f76f330809
2 changed files with 3 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
arch/mips/kernel/signal.c
View File

@@ -560,14 +560,6 @@ static void do_signal(struct pt_regs *regs)
siginfo_t info;
int signr;
/*
* We want the common case to go fast, which is why we may in certain
* cases get here from kernel mode. Just return without doing anything
* if so.
*/
if (!user_mode(regs))
return;
signr = get_signal_to_deliver(&info, &ka, regs, NULL);
if (signr > 0) {
/* Whee! Actually deliver the signal. */