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authorMoritz Fischer <mdf@kernel.org>2019-09-03 19:35:07 -0700
committerMoritz Fischer <mdf@kernel.org>2019-09-03 19:35:07 -0700
commitaf9ca4b0bd0502bb134f18d394a613be371d2352 (patch)
tree37b1159d4456e223981dddde4795f2061c83d14c /arch/powerpc/kernel/signal_32.c
parentcbb4a74478e9eef0f8ef437e95ef7645008988f7 (diff)
parent99097a214b0c15f7595ac8f2788662f3941c1992 (diff)
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Merge branch 'char-misc-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc into fpga-dfl-for-5.4
Diffstat (limited to 'arch/powerpc/kernel/signal_32.c')
-rw-r--r--arch/powerpc/kernel/signal_32.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c
index f50b708d6d77..98600b276f76 100644
--- a/arch/powerpc/kernel/signal_32.c
+++ b/arch/powerpc/kernel/signal_32.c
@@ -1198,6 +1198,9 @@ SYSCALL_DEFINE0(rt_sigreturn)
goto bad;
if (MSR_TM_ACTIVE(msr_hi<<32)) {
+ /* Trying to start TM on non TM system */
+ if (!cpu_has_feature(CPU_FTR_TM))
+ goto bad;
/* We only recheckpoint on return if we're
* transaction.
*/