of: Fix of platform build on powerpc due to bad of disaply code

Message ID 20230118215045.5551-1-msuchanek@suse.de
State New
Headers
Series of: Fix of platform build on powerpc due to bad of disaply code |

Commit Message

Michal Suchánek Jan. 18, 2023, 9:50 p.m. UTC
  The commit 2d681d6a23a1 ("of: Make of framebuffer devices unique")
breaks build because of wrong argument to snprintf. That certainly
avoids the runtime error but is not the intended outcome.

Fixes: 2d681d6a23a1 ("of: Make of framebuffer devices unique")
Signed-off-by: Michal Suchanek <msuchanek@suse.de>
---
 drivers/of/platform.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
  

Patch

diff --git a/drivers/of/platform.c b/drivers/of/platform.c
index f2a5d679a324..e9dd7371f27a 100644
--- a/drivers/of/platform.c
+++ b/drivers/of/platform.c
@@ -564,10 +564,10 @@  static int __init of_platform_default_populate_init(void)
 		}
 
 		for_each_node_by_type(node, "display") {
-			char *buf[14];
+			char buf[14];
 			if (!of_get_property(node, "linux,opened", NULL) || node == boot_display)
 				continue;
-			ret = snprintf(buf, "of-display-%d", display_number++);
+			ret = snprintf(buf, sizeof(buf), "of-display-%d", display_number++);
 			if (ret >= sizeof(buf))
 				continue;
 			of_platform_device_create(node, buf, NULL);