Most fbdev drivers depend on framebuffer_alloc() to initialize the
allocated memory to 0. Document this guarantee.
v3:
* slightly reword the sentence (Miguel)
Suggested-by: Miguel Ojeda <oj...@kernel.org>
Signed-off-by: Thomas Zimmermann <tzimmerm...@suse.de>
Reviewed-by: Miguel Ojeda <oj...@kernel.org>
Cc: Helge Deller <del...@gmx.de>
---
drivers/video/fbdev/core/fb_info.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/video/fbdev/core/fb_info.c
b/drivers/video/fbdev/core/fb_info.c
index 8bdbefdd4b70..4847ebe50d7d 100644
--- a/drivers/video/fbdev/core/fb_info.c
+++ b/drivers/video/fbdev/core/fb_info.c
@@ -13,7 +13,8 @@
*
* Creates a new frame buffer info structure. Also reserves @size bytes
* for driver private data (info->par). info->par (if any) will be
- * aligned to sizeof(long).
+ * aligned to sizeof(long). The new instances of struct fb_info and
+ * the driver private data are both cleared to zero.
*
* Returns the new structure, or NULL if an error occurred.
*
--
2.41.0
