diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/sbi/sbi_platform.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/lib/sbi/sbi_platform.c b/lib/sbi/sbi_platform.c index 99bd8f5..445a8c1 100644 --- a/lib/sbi/sbi_platform.c +++ b/lib/sbi/sbi_platform.c @@ -48,9 +48,18 @@ void sbi_platform_get_features_str(const struct sbi_platform *plat, if (features & feat) { temp = sbi_platform_feature_id2string(feat); if (temp) { - sbi_snprintf(features_str + offset, nfstr, - "%s,", temp); - offset = offset + sbi_strlen(temp) + 1; + int len = sbi_snprintf(features_str + offset, + nfstr - offset, + "%s,", temp); + if (len < 0) + break; + + if (offset + len >= nfstr) { + /* No more space for features */ + offset = nfstr; + break; + } else + offset = offset + len; } } feat = feat << 1; |