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| author | Vasily Gorbik <gor@linux.ibm.com> | 2019-06-14 13:02:16 +0200 |
|---|---|---|
| committer | Heiko Carstens <heiko.carstens@de.ibm.com> | 2019-06-15 12:25:45 +0200 |
| commit | b4e3133b65987f349a1cba96169c4485909c91ad (patch) | |
| tree | 1343f6aa54fe0fdae1632cab306321acac050f24 /arch/s390/kernel | |
| parent | virtio/s390: make airq summary indicators DMA (diff) | |
| download | linux-b4e3133b65987f349a1cba96169c4485909c91ad.tar.xz linux-b4e3133b65987f349a1cba96169c4485909c91ad.zip | |
s390/traps: simplify data exception handler
Simplify conditions and remove unnecessary variable in data exception
handler.
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Reviewed-by: Hendrik Brueckner <brueckner@linux.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel')
| -rw-r--r-- | arch/s390/kernel/traps.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c index 82e81a9f7112..4736b6ec0ad2 100644 --- a/arch/s390/kernel/traps.c +++ b/arch/s390/kernel/traps.c @@ -229,17 +229,11 @@ void vector_exception(struct pt_regs *regs) void data_exception(struct pt_regs *regs) { - int signal = 0; - save_fpu_regs(); if (current->thread.fpu.fpc & FPC_DXC_MASK) - signal = SIGFPE; - else - signal = SIGILL; - if (signal == SIGFPE) do_fp_trap(regs, current->thread.fpu.fpc); - else if (signal) - do_trap(regs, signal, ILL_ILLOPN, "data exception"); + else + do_trap(regs, SIGILL, ILL_ILLOPN, "data exception"); } void space_switch_exception(struct pt_regs *regs) |