diff options
Diffstat (limited to 'kernel/debug')
| -rw-r--r-- | kernel/debug/debug_core.c | 2 | ||||
| -rw-r--r-- | kernel/debug/kdb/kdb_io.c | 2 |
2 files changed, 3 insertions, 1 deletions
diff --git a/kernel/debug/debug_core.c b/kernel/debug/debug_core.c index d5e9ccde3ab8..621037a0aa87 100644 --- a/kernel/debug/debug_core.c +++ b/kernel/debug/debug_core.c @@ -968,7 +968,7 @@ static int __init opt_kgdb_con(char *str) early_param("kgdbcon", opt_kgdb_con); #ifdef CONFIG_MAGIC_SYSRQ -static void sysrq_handle_dbg(int key) +static void sysrq_handle_dbg(u8 key) { if (!dbg_io_ops) { pr_crit("ERROR: No KGDB I/O module available\n"); diff --git a/kernel/debug/kdb/kdb_io.c b/kernel/debug/kdb/kdb_io.c index 813cb6cf72d6..9443bc63c5a2 100644 --- a/kernel/debug/kdb/kdb_io.c +++ b/kernel/debug/kdb/kdb_io.c @@ -590,6 +590,8 @@ static void kdb_msg_write(const char *msg, int msg_len) continue; if (c == dbg_io_ops->cons) continue; + if (!c->write) + continue; /* * Set oops_in_progress to encourage the console drivers to * disregard their internal spin locks: in the current calling |