diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/seq_buf.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/lib/seq_buf.c b/lib/seq_buf.c index 11f2ae0f90996..bd807f545a9d7 100644 --- a/lib/seq_buf.c +++ b/lib/seq_buf.c @@ -140,13 +140,17 @@ int seq_buf_bprintf(struct seq_buf *s, const char *fmt, const u32 *binary) */ int seq_buf_puts(struct seq_buf *s, const char *str) { - unsigned int len = strlen(str); + size_t len = strlen(str); WARN_ON(s->size == 0); + /* Add 1 to len for the trailing null byte which must be there */ + len += 1; + if (seq_buf_can_fit(s, len)) { memcpy(s->buffer + s->len, str, len); - s->len += len; + /* Don't count the trailing null byte against the capacity */ + s->len += len - 1; return 0; } seq_buf_set_overflow(s); |