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| author | Miguel Ojeda <miguel.ojeda.sandonis@gmail.com> | 2018-02-19 18:47:52 +0300 |
|---|---|---|
| committer | Miguel Ojeda <miguel.ojeda.sandonis@gmail.com> | 2018-03-13 20:16:38 +0300 |
| commit | 26a2c54d03bd514fb3d3520706f911b3ca56b011 (patch) | |
| tree | 8211aa3c62a6bf9d6f9f85626607d2c7978cd563 /drivers/auxdisplay | |
| parent | 6a78b4dde1057f89a1e25ec81ed646c4f8077311 (diff) | |
| download | linux-26a2c54d03bd514fb3d3520706f911b3ca56b011.tar.xz | |
auxdisplay: img-ascii-lcd: Silence 2 uninitialized warnings
The warnings are:
drivers/auxdisplay/img-ascii-lcd.c: warning: 'err' may be used
uninitialized in this function [-Wuninitialized]
At lines 109 and 207. Reported by Geert using the build service
several times, e.g.:
https://lkml.org/lkml/2018/2/19/303
They are two false positives, since num_chars > 0 in the three present
configurations (boston, malta, sead3). Initialize to 0 in order to
silence the warning.
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Paul Burton <paul.burton@mips.com>
Signed-off-by: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
Diffstat (limited to 'drivers/auxdisplay')
| -rw-r--r-- | drivers/auxdisplay/img-ascii-lcd.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/auxdisplay/img-ascii-lcd.c b/drivers/auxdisplay/img-ascii-lcd.c index d8133024fd5d..834509506ef6 100644 --- a/drivers/auxdisplay/img-ascii-lcd.c +++ b/drivers/auxdisplay/img-ascii-lcd.c @@ -97,7 +97,7 @@ static struct img_ascii_lcd_config boston_config = { static void malta_update(struct img_ascii_lcd_ctx *ctx) { unsigned int i; - int err; + int err = 0; for (i = 0; i < ctx->cfg->num_chars; i++) { err = regmap_write(ctx->regmap, @@ -180,7 +180,7 @@ static int sead3_wait_lcd_idle(struct img_ascii_lcd_ctx *ctx) static void sead3_update(struct img_ascii_lcd_ctx *ctx) { unsigned int i; - int err; + int err = 0; for (i = 0; i < ctx->cfg->num_chars; i++) { err = sead3_wait_lcd_idle(ctx); |