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-rw-r--r--kernel/printk.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/printk.c b/kernel/printk.c
index 12886cd19cd9..505863aa3a7f 100644
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -465,7 +465,7 @@ static ssize_t devkmsg_read(struct file *file, char __user *buf,
465 for (i = 0; i < msg->text_len; i++) { 465 for (i = 0; i < msg->text_len; i++) {
466 unsigned char c = log_text(msg)[i]; 466 unsigned char c = log_text(msg)[i];
467 467
468 if (c < ' ' || c >= 128) 468 if (c < ' ' || c >= 127 || c == '\\')
469 len += sprintf(user->buf + len, "\\x%02x", c); 469 len += sprintf(user->buf + len, "\\x%02x", c);
470 else 470 else
471 user->buf[len++] = c; 471 user->buf[len++] = c;
@@ -489,7 +489,7 @@ static ssize_t devkmsg_read(struct file *file, char __user *buf,
489 continue; 489 continue;
490 } 490 }
491 491
492 if (c < ' ' || c >= 128) { 492 if (c < ' ' || c >= 127 || c == '\\') {
493 len += sprintf(user->buf + len, "\\x%02x", c); 493 len += sprintf(user->buf + len, "\\x%02x", c);
494 continue; 494 continue;
495 } 495 }