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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2018-08-16 11:10:56 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2018-08-16 11:10:56 -0700 |
| commit | 13fe7056bebb4015c6231a07a1be4d3aebbfe979 (patch) | |
| tree | 8aefa59a61c081c402bc85f2b47c17e1374eabdd /arch/mips/kernel/process.c | |
| parent | MAINTAINERS: Add PhoenixRC Flight Controller Adapter (diff) | |
| parent | Input: do not use WARN() in input_alloc_absinfo() (diff) | |
| download | linux-13fe7056bebb4015c6231a07a1be4d3aebbfe979.tar.gz linux-13fe7056bebb4015c6231a07a1be4d3aebbfe979.zip | |
Merge branch 'next' into for-linus
Prepare input updates for 4.19 merge window.
Diffstat (limited to 'arch/mips/kernel/process.c')
| -rw-r--r-- | arch/mips/kernel/process.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c index b9e9bf628849..3775a8d694fb 100644 --- a/arch/mips/kernel/process.c +++ b/arch/mips/kernel/process.c @@ -721,6 +721,10 @@ int mips_set_process_fp_mode(struct task_struct *task, unsigned int value) if (value & ~known_bits) return -EOPNOTSUPP; + /* Setting FRE without FR is not supported. */ + if ((value & (PR_FP_MODE_FR | PR_FP_MODE_FRE)) == PR_FP_MODE_FRE) + return -EOPNOTSUPP; + /* Avoid inadvertently triggering emulation */ if ((value & PR_FP_MODE_FR) && raw_cpu_has_fpu && !(raw_current_cpu_data.fpu_id & MIPS_FPIR_F64)) |