diff options
| author | Daniel Thompson <daniel.thompson@linaro.org> | 2024-04-24 15:03:37 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-06-16 13:23:45 +0200 |
| commit | 4a89182788f9af9a290c19098382fb972ebe2783 (patch) | |
| tree | 20e13ec6fcd9fa8c397f1b11566d4e59771eb6d6 | |
| parent | 21c068c1bbb4c336741749596d004b1965faab2c (diff) | |
kdb: Merge identical case statements in kdb_read()
commit 6244917f377bf64719551b58592a02a0336a7439 upstream.
The code that handles case 14 (down) and case 16 (up) has been copy and
pasted despite being byte-for-byte identical. Combine them.
Cc: stable@vger.kernel.org # Not a bug fix but it is needed for later bug fixes
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Tested-by: Justin Stitt <justinstitt@google.com>
Link: https://lore.kernel.org/r/20240424-kgdb_read_refactor-v3-4-f236dbe9828d@linaro.org
Signed-off-by: Daniel Thompson <daniel.thompson@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | kernel/debug/kdb/kdb_io.c | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/kernel/debug/kdb/kdb_io.c b/kernel/debug/kdb/kdb_io.c index 960a057197b9..b72a0120b07b 100644 --- a/kernel/debug/kdb/kdb_io.c +++ b/kernel/debug/kdb/kdb_io.c @@ -314,6 +314,7 @@ poll_again: } break; case 14: /* Down */ + case 16: /* Up */ memset(tmpbuffer, ' ', strlen(kdb_prompt_str) + (lastchar-buffer)); *(tmpbuffer+strlen(kdb_prompt_str) + @@ -328,15 +329,6 @@ poll_again: ++cp; } break; - case 16: /* Up */ - memset(tmpbuffer, ' ', - strlen(kdb_prompt_str) + (lastchar-buffer)); - *(tmpbuffer+strlen(kdb_prompt_str) + - (lastchar-buffer)) = '\0'; - kdb_printf("\r%s\r", tmpbuffer); - *lastchar = (char)key; - *(lastchar+1) = '\0'; - return lastchar; case 9: /* Tab */ if (tab < 2) ++tab; |