diff options
| -rw-r--r-- | lib/sbi/sbi_hart.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/sbi/sbi_hart.c b/lib/sbi/sbi_hart.c index c343805c..eefb03f2 100644 --- a/lib/sbi/sbi_hart.c +++ b/lib/sbi/sbi_hart.c @@ -721,6 +721,10 @@ void sbi_hart_get_extensions_str(struct sbi_scratch *scratch, sbi_memset(extensions_str, 0, nestr); for_each_set_bit(ext, hfeatures->extensions, SBI_HART_EXT_MAX) { + if (offset + sbi_strlen(sbi_hart_ext[ext].name) + 1 > nestr) { + sbi_printf("%s:extension name is longer than buffer (error)\n", __func__); + break; + } sbi_snprintf(extensions_str + offset, nestr - offset, "%s,", sbi_hart_ext[ext].name); |