ukloclo
cb811af8b2
Part-of: <https://gitlab.postmarketos.org/postmarketOS/pmaports/-/merge_requests/7007>
22 lines
898 B
Diff
22 lines
898 B
Diff
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
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index 3e6371dc9038..a3ccb86baec6 100755
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--- a/drivers/video/fbmem.c
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+++ b/drivers/video/fbmem.c
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@@ -1096,9 +1096,15 @@ static long do_fb_ioctl(struct fb_info *info, unsigned int cmd,
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ret = copy_to_user(argp, &fix, sizeof(fix)) ? -EFAULT : 0;
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break;
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case FBIOPUTCMAP:
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- if (copy_from_user(&cmap, argp, sizeof(cmap)))
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+ printk(KERN_ERR "PMOS DEBUG: calling copy_from_user...\n");
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+ if (copy_from_user(&cmap, argp, sizeof(cmap))) {
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+ printk(KERN_ERR "PMOS DEBUG: copy_from_user failed!\n");
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return -EFAULT;
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+ }
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+ printk(KERN_ERR "PMOS DEBUG: copy_from_user ok!\n");
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+ printk(KERN_ERR "PMOS DEBUG: calling fb_set_user_cmap...\n");
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ret = fb_set_user_cmap(&cmap, info);
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+ printk(KERN_ERR "PMOS DEBUG: fb_set_user_cmap returned %d\n", ret);
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break;
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case FBIOGETCMAP:
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if (copy_from_user(&cmap, argp, sizeof(cmap)))
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