From fc7f687a6878e19f7ce58cb8a65659cd2730b586 Mon Sep 17 00:00:00 2001 From: Jonathan Corbet Date: Thu, 15 May 2008 16:30:36 -0600 Subject: [PATCH] fbmem: cdev lock_kernel() pushdown Signed-off-by: Jonathan Corbet --- drivers/video/fbmem.c | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c index 776f7fcd2f..33ebdb198d 100644 --- a/drivers/video/fbmem.c +++ b/drivers/video/fbmem.c @@ -1326,20 +1326,27 @@ fb_open(struct inode *inode, struct file *file) if (fbidx >= FB_MAX) return -ENODEV; + lock_kernel(); #ifdef CONFIG_KMOD if (!(info = registered_fb[fbidx])) try_to_load(fbidx); #endif /* CONFIG_KMOD */ - if (!(info = registered_fb[fbidx])) - return -ENODEV; - if (!try_module_get(info->fbops->owner)) - return -ENODEV; + if (!(info = registered_fb[fbidx])) { + res = -ENODEV; + goto out; + } + if (!try_module_get(info->fbops->owner)) { + res = -ENODEV; + goto out; + } file->private_data = info; if (info->fbops->fb_open) { res = info->fbops->fb_open(info,1); if (res) module_put(info->fbops->owner); } +out: + unlock_kernel(); return res; } -- 2.39.5