[PATCH] video: fbdev: pm2fb: unwind WC setup on probe failure
From: Haoxiang Li <hidden>
Date: 2026-06-21 07:19:53
Also in:
lkml
Subsystem:
framebuffer layer, the rest · Maintainers:
Helge Deller, Linus Torvalds
Add arch_phys_wc_del() on error path to keep the write-combining setup balanced when later probe steps fail. Signed-off-by: Haoxiang Li <redacted> --- drivers/video/fbdev/pm2fb.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/video/fbdev/pm2fb.c b/drivers/video/fbdev/pm2fb.c
index f34429829b7d..82408503c281 100644
--- a/drivers/video/fbdev/pm2fb.c
+++ b/drivers/video/fbdev/pm2fb.c@@ -1711,6 +1711,7 @@ static int pm2fb_probe(struct pci_dev *pdev, const struct pci_device_id *id) err_exit_both: kfree(info->pixmap.addr); err_exit_pixmap: + arch_phys_wc_del(default_par->wc_cookie); iounmap(info->screen_base); release_mem_region(pm2fb_fix.smem_start, pm2fb_fix.smem_len); err_exit_mmio:
--
2.25.1