Check the return value of clk_enable() in au1100fb_drv_resume() and return the error on failure. This ensures the system is aware of the resume failure and can track its state accurately.
Signed-off-by: Chen Ni <[email protected]> --- Changes in v2: - Update commit message - Clean up extraneous whitespace in the code --- drivers/video/fbdev/au1100fb.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/video/fbdev/au1100fb.c b/drivers/video/fbdev/au1100fb.c index 6251a6b07b3a..feaa1061c436 100644 --- a/drivers/video/fbdev/au1100fb.c +++ b/drivers/video/fbdev/au1100fb.c @@ -567,13 +567,16 @@ int au1100fb_drv_suspend(struct platform_device *dev, pm_message_t state) int au1100fb_drv_resume(struct platform_device *dev) { struct au1100fb_device *fbdev = platform_get_drvdata(dev); + int ret; if (!fbdev) return 0; memcpy(fbdev->regs, &fbregs, sizeof(struct au1100fb_regs)); - clk_enable(fbdev->lcdclk); + ret = clk_enable(fbdev->lcdclk); + if (ret) + return ret; /* Unblank the LCD */ au1100fb_fb_blank(VESA_NO_BLANKING, &fbdev->info); -- 2.25.1
