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authorPhilippe Mathieu-Daudé <philmd@redhat.com>2020-04-22 15:31:47 +0200
committerLaurent Vivier <laurent@vivier.eu>2020-05-04 14:43:24 +0200
commit1cf5ae5129a8e78b9eb2d6545bcc56a8b136eb79 (patch)
tree13c79a0cb6524d4328c8adf3b6209618173af087
parent00d1d29b768d920342c5e33cc56a9e0be596b2b4 (diff)
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hw/input/adb-kbd: Remove dead assignment
Since commit 5a1f49718 the 'olen' variable is not really used. Remove it to fix a warning reported by Clang static code analyzer: CC hw/input/adb-kbd.o hw/input/adb-kbd.c:200:5: warning: Value stored to 'olen' is never read olen = 0; ^ ~ Fixes: 5a1f49718 (adb: add support for QKeyCode) Reported-by: Clang Static Analyzer Suggested-by: BALATON Zoltan <balaton@eik.bme.hu> Acked-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com> Message-Id: <20200422133152.16770-5-philmd@redhat.com> Signed-off-by: Laurent Vivier <laurent@vivier.eu>
-rw-r--r--hw/input/adb-kbd.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/hw/input/adb-kbd.c b/hw/input/adb-kbd.c
index 0ba8207..a6d5c9b 100644
--- a/hw/input/adb-kbd.c
+++ b/hw/input/adb-kbd.c
@@ -195,9 +195,7 @@ static int adb_kbd_poll(ADBDevice *d, uint8_t *obuf)
{
KBDState *s = ADB_KEYBOARD(d);
int keycode;
- int olen;
- olen = 0;
if (s->count == 0) {
return 0;
}
@@ -216,7 +214,6 @@ static int adb_kbd_poll(ADBDevice *d, uint8_t *obuf)
if (keycode == 0x7f) {
obuf[0] = 0x7f;
obuf[1] = 0x7f;
- olen = 2;
} else {
obuf[0] = keycode;
/* NOTE: the power key key-up is the two byte sequence 0xff 0xff;
@@ -224,10 +221,9 @@ static int adb_kbd_poll(ADBDevice *d, uint8_t *obuf)
* byte, but choose not to bother.
*/
obuf[1] = 0xff;
- olen = 2;
}
- return olen;
+ return 2;
}
static int adb_kbd_request(ADBDevice *d, uint8_t *obuf,