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| author | Xiaojuan Yang <yangxiaojuan@loongson.cn> | 2022-07-15 14:07:38 +0800 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2022-07-19 21:53:58 +0530 |
| commit | e4ad16f49227be90838511deb03480dc720e76bf (patch) | |
| tree | e5efcd46217fa8dbf75c67fd95c6e9518693928a | |
| parent | 056dac5384dd4f9f3f2ead0585c4be6104c04d00 (diff) | |
| download | qemu-e4ad16f49227be90838511deb03480dc720e76bf.zip qemu-e4ad16f49227be90838511deb03480dc720e76bf.tar.gz qemu-e4ad16f49227be90838511deb03480dc720e76bf.tar.bz2 | |
target/loongarch/cpu: Fix coverity errors about excp_names
Fix out-of-bounds errors when access excp_names[] array. the valid
boundary size of excp_names should be 0 to ARRAY_SIZE(excp_names)-1.
However, the general code do not consider the max boundary.
Fix coverity CID: 1489758
Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220715060740.1500628-4-yangxiaojuan@loongson.cn>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
| -rw-r--r-- | target/loongarch/cpu.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c index 5573468..0d49ce6 100644 --- a/target/loongarch/cpu.c +++ b/target/loongarch/cpu.c @@ -140,7 +140,7 @@ static void loongarch_cpu_do_interrupt(CPUState *cs) if (cs->exception_index != EXCCODE_INT) { if (cs->exception_index < 0 || - cs->exception_index > ARRAY_SIZE(excp_names)) { + cs->exception_index >= ARRAY_SIZE(excp_names)) { name = "unknown"; } else { name = excp_names[cs->exception_index]; @@ -190,8 +190,8 @@ static void loongarch_cpu_do_interrupt(CPUState *cs) cause = cs->exception_index; break; default: - qemu_log("Error: exception(%d) '%s' has not been supported\n", - cs->exception_index, excp_names[cs->exception_index]); + qemu_log("Error: exception(%d) has not been supported\n", + cs->exception_index); abort(); } |