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media: fix uninitialized symbol warnings 

Initialize variables to fix these smatch warnings
drivers/media/i2c/ir-kbd-i2c.c:339 ir_key_poll() error: uninitialized
symbol 'protocol'.
drivers/media/i2c/ir-kbd-i2c.c:339 ir_key_poll() error: uninitialized
symbol 'scancode'.
drivers/media/i2c/ir-kbd-i2c.c:339 ir_key_poll() error: uninitialized
symbol 'toggle'.
drivers/media/tuners/xc4000.c:1102 xc_debug_dump() error: uninitialized
symbol 'adc_envelope'.
drivers/media/tuners/xc4000.c:1108 xc_debug_dump() error: uninitialized
symbol 'lock_status'.
drivers/media/tuners/xc4000.c:1123 xc_debug_dump() error: uninitialized
symbol 'frame_lines'.
drivers/media/tuners/xc4000.c:1127 xc_debug_dump() error: uninitialized
symbol 'quality'.
drivers/media/tuners/xc5000.c:645 xc_debug_dump() error: uninitialized
symbol 'adc_envelope'.
drivers/media/tuners/xc5000.c:651 xc_debug_dump() error: uninitialized
symbol 'lock_status'.
drivers/media/tuners/xc5000.c:665 xc_debug_dump() error: uninitialized
symbol 'frame_lines'.
drivers/media/tuners/xc5000.c:668 xc_debug_dump() error: uninitialized
symbol 'quality'.
drivers/media/tuners/xc5000.c:671 xc_debug_dump() error: uninitialized
symbol 'snr'.
drivers/media/tuners/xc5000.c:674 xc_debug_dump() error: uninitialized
symbol 'totalgain'.

Signed-off-by: Chelsy Ratnawat <chelsyratnawat2001@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
[hverkuil: dropped ' = 0' from rc in ir-kbd-i2c.c, not needed]
This commit is contained in:
Chelsy Ratnawat 2025-08-06 23:09:36 -07:00 committed by Hans Verkuil
parent 481c12018c
commit b4c441310c
3 changed files with 13 additions and 13 deletions
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6
drivers/media/i2c/ir-kbd-i2c.c
View File

@ -321,9 +321,9 @@ static int get_key_avermedia_cardbus(struct IR_i2c *ir, enum rc_proto *protocol,
static int ir_key_poll(struct IR_i2c *ir)
{
enum rc_proto protocol;
u32 scancode;
u8 toggle;
enum rc_proto protocol = 0;
u32 scancode = 0;
u8 toggle = 0;
int rc;
dev_dbg(&ir->rc->dev, "%s\n", __func__);

8
drivers/media/tuners/xc4000.c
View File

@ -1087,12 +1087,12 @@ fail:
static void xc_debug_dump(struct xc4000_priv *priv)
{
u16 adc_envelope;
u16 adc_envelope = 0;
u32 freq_error_hz = 0;
u16 lock_status;
u16 lock_status = 0;
u32 hsync_freq_hz = 0;
u16 frame_lines;
u16 quality;
u16 frame_lines = 0;
u16 quality = 0;
u16 signal = 0;
u16 noise = 0;
u8 hw_majorversion = 0, hw_minorversion = 0;

12
drivers/media/tuners/xc5000.c
View File

@ -622,14 +622,14 @@ static int xc5000_fwupload(struct dvb_frontend *fe,
static void xc_debug_dump(struct xc5000_priv *priv)
{
u16 adc_envelope;
u16 adc_envelope = 0;
u32 freq_error_hz = 0;
u16 lock_status;
u16 lock_status = 0;
u32 hsync_freq_hz = 0;
u16 frame_lines;
u16 quality;
u16 snr;
u16 totalgain;
u16 frame_lines = 0;
u16 quality = 0;
u16 snr = 0;
u16 totalgain = 0;
u8 hw_majorversion = 0, hw_minorversion = 0;
u8 fw_majorversion = 0, fw_minorversion = 0;
u16 fw_buildversion = 0;