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target-cris: Fix buffer overflow 

Report from smatch:

target-cris/translate.c:3464 cpu_dump_state(32) error:
 buffer overflow 'env->sregs' 4 <= 255

sregs is declared 'uint32_t sregs[4][16]', so the first index must be
less than 4 or ARRAY_SIZE(env->sregs).

Signed-off-by: Stefan Weil <sw@weilnetz.de>
This commit is contained in:
Stefan Weil 2012-09-07 22:36:08 +02:00 committed by Edgar E. Iglesias
parent 03e6e50177
commit c001ed15f7
1 changed files with 1 additions and 1 deletions
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target-cris/translate.c
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@ -3458,7 +3458,7 @@ void cpu_dump_state (CPUCRISState *env, FILE *f, fprintf_function cpu_fprintf,
} }
srs = env->pregs[PR_SRS]; srs = env->pregs[PR_SRS];
cpu_fprintf(f, "\nsupport function regs bank %x:\n", srs); cpu_fprintf(f, "\nsupport function regs bank %x:\n", srs);
if (srs < 256) { if (srs < ARRAY_SIZE(env->sregs)) {
for (i = 0; i < 16; i++) { for (i = 0; i < 16; i++) {
cpu_fprintf(f, "s%2.2d=%8.8x ", cpu_fprintf(f, "s%2.2d=%8.8x ",
i, env->sregs[srs][i]); i, env->sregs[srs][i]);