diff options
| author | Herbert Xu <herbert@gondor.apana.org.au> | 2012-05-15 09:21:26 +0200 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2012-05-15 09:21:26 +0200 |
| commit | b29e2679d0da91c60d3ac190d9c3bd65ac2f68c5 (patch) | |
| tree | 518ec8f4bfd316e91bcc30f434edb78529557eba /drivers/video/uvesafb.c | |
| parent | crypto: ux500 - Add driver for HASH hardware (diff) | |
| parent | Merge tag 'soc2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc (diff) | |
| download | linux-b29e2679d0da91c60d3ac190d9c3bd65ac2f68c5.tar.xz linux-b29e2679d0da91c60d3ac190d9c3bd65ac2f68c5.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux
Merge mainline to add prerequisite for ARM ux500 crypto support.
Diffstat (limited to 'drivers/video/uvesafb.c')
| -rw-r--r-- | drivers/video/uvesafb.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c index e7f69ef572dc..260cca7ddb41 100644 --- a/drivers/video/uvesafb.c +++ b/drivers/video/uvesafb.c @@ -121,7 +121,7 @@ static int uvesafb_helper_start(void) NULL, }; - return call_usermodehelper(v86d_path, argv, envp, 1); + return call_usermodehelper(v86d_path, argv, envp, UMH_WAIT_PROC); } /* @@ -362,7 +362,7 @@ static u8 *uvesafb_vbe_state_save(struct uvesafb_par *par) state = kmalloc(par->vbe_state_size, GFP_KERNEL); if (!state) - return NULL; + return ERR_PTR(-ENOMEM); task = uvesafb_prep(); if (!task) { @@ -1172,9 +1172,17 @@ static int uvesafb_open(struct fb_info *info, int user) { struct uvesafb_par *par = info->par; int cnt = atomic_read(&par->ref_count); + u8 *buf = NULL; - if (!cnt && par->vbe_state_size) - par->vbe_state_orig = uvesafb_vbe_state_save(par); + if (!cnt && par->vbe_state_size) { + buf = uvesafb_vbe_state_save(par); + if (IS_ERR(buf)) { + printk(KERN_WARNING "uvesafb: save hardware state" + "failed, error code is %ld!\n", PTR_ERR(buf)); + } else { + par->vbe_state_orig = buf; + } + } atomic_inc(&par->ref_count); return 0; |