drm/exynos: fix a warning message

Dan Carpenter · daeinki · commit 36ffc2bde5fc · 2016-04-12T22:51:02.000+09:00
The "ret = regmap_write()" assignment was missing so this error message
is never printed.

Signed-off-by: Dan Carpenter &lt;dan.carpenter@oracle.com&gt;
Signed-off-by: Inki Dae &lt;inki.dae@samsung.com&gt;
diff --git a/drivers/gpu/drm/exynos/exynos_drm_mic.c b/drivers/gpu/drm/exynos/exynos_drm_mic.c
@@ -129,7 +129,7 @@ static void mic_set_path(struct exynos_mic *mic, bool enable)
 	} else
 		val &= ~(MIC0_RGB_MUX | MIC0_I80_MUX | MIC0_ON_MUX);
 
-	regmap_write(mic->sysreg, DSD_CFG_MUX, val);
+	ret = regmap_write(mic->sysreg, DSD_CFG_MUX, val);
 	if (ret)
 		DRM_ERROR("mic: Failed to read system register\n");
 }

Original file line number	Diff line number	Diff line change
`@@ -129,7 +129,7 @@ static void mic_set_path(struct exynos_mic *mic, bool enable)`
`129`	`129`	`} else`
`130`	`130`	`val &= ~(MIC0_RGB_MUX \| MIC0_I80_MUX \| MIC0_ON_MUX);`
`131`	`131`
`132`		`- regmap_write(mic->sysreg, DSD_CFG_MUX, val);`
	`132`	`+ ret = regmap_write(mic->sysreg, DSD_CFG_MUX, val);`
`133`	`133`	`if (ret)`
`134`	`134`	`DRM_ERROR("mic: Failed to read system register\n");`
`135`	`135`	`}`