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| author | Emilio G. Cota <cota@braap.org> | 2018-04-10 11:09:52 -0400 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2018-05-09 10:12:21 -0700 |
| commit | bfe7ad5be77a6a8925a7ab1628452c8942222102 (patch) | |
| tree | c7d530eeee4dee001046971a67e0a032ad7a4343 /target/arm/translate.h | |
| parent | 56371527f3f8d33be651046700d72489f4df505f (diff) | |
| download | qemu-bfe7ad5be77a6a8925a7ab1628452c8942222102.tar.gz | |
target/arm: avoid integer overflow in next_page PC check
If the PC is in the last page of the address space, next_page_start
overflows to 0. Fix it.
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Cc: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Emilio G. Cota <cota@braap.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target/arm/translate.h')
| -rw-r--r-- | target/arm/translate.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/target/arm/translate.h b/target/arm/translate.h index 4428c98e2e..37a1bba056 100644 --- a/target/arm/translate.h +++ b/target/arm/translate.h @@ -9,7 +9,7 @@ typedef struct DisasContext { DisasContextBase base; target_ulong pc; - target_ulong next_page_start; + target_ulong page_start; uint32_t insn; /* Nonzero if this instruction has been conditionally skipped. */ int condjmp; |