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| author | Daniel Thompson <daniel.thompson@linaro.org> | 2024-04-24 15:03:37 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-06-16 13:32:35 +0200 |
| commit | e3d11ff45fde8068777d1122dc424becfeb992fa (patch) | |
| tree | a1b365ce70e5a15cad7fc99a0d4c3ba9e8d7cbe8 /kernel/debug | |
| parent | 2b5e1534dfc79ef68fa5fddb0a405dfa3fe8af89 (diff) | |
| download | linux-e3d11ff45fde8068777d1122dc424becfeb992fa.tar.gz linux-e3d11ff45fde8068777d1122dc424becfeb992fa.tar.bz2 linux-e3d11ff45fde8068777d1122dc424becfeb992fa.zip | |
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>
Diffstat (limited to 'kernel/debug')
| -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 217124076c6c..91872c42cd7e 100644 --- a/kernel/debug/kdb/kdb_io.c +++ b/kernel/debug/kdb/kdb_io.c @@ -304,6 +304,7 @@ poll_again: } break; case 14: /* Down */ + case 16: /* Up */ memset(tmpbuffer, ' ', strlen(kdb_prompt_str) + (lastchar-buffer)); *(tmpbuffer+strlen(kdb_prompt_str) + @@ -318,15 +319,6 @@ 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; |