diff options
| -rw-r--r-- | security/tlk_driver/ote_log.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/security/tlk_driver/ote_log.c b/security/tlk_driver/ote_log.c index 0a1fbd79b617..9a70077dbe7b 100644 --- a/security/tlk_driver/ote_log.c +++ b/security/tlk_driver/ote_log.c @@ -128,12 +128,13 @@ void ote_print_logs(void) { char *text = NULL; char *temp = NULL; + char *buffer = NULL; if (!ote_logging_enabled) return; - text = kzalloc(LOGBUF_SIZE, GFP_KERNEL); - BUG_ON(!text); + buffer = kzalloc(LOGBUF_SIZE, GFP_KERNEL); + BUG_ON(!buffer); /* This detects if the buffer proved to be too small to hold the data. * If buffer is not large enough, it overwrites it's oldest data, @@ -144,12 +145,17 @@ void ote_print_logs(void) cb->overflow = 0; } - if (circ_buf_copy(cb, text) != 0) { - kfree(text); + if (circ_buf_copy(cb, buffer) != 0) { + kfree(buffer); return; } cb->buf[cb->end] = '\0'; + /* In case no delimiter was found, + * the token is taken to be the entire string *stringp, + * and *stringp is made NULL. + */ + text = buffer; temp = strsep(&text, "\n"); while (temp != NULL) { if (strnlen(temp, LOGBUF_SIZE)) @@ -159,7 +165,7 @@ void ote_print_logs(void) /* Indicate that buffer is empty */ cb->start = cb->end; - kfree(text); + kfree(buffer); } #else void ote_print_logs(void) {} |