diff options
| author |   Amol Lad <amol@verismonetworks.com> | 2006-12-08 02:40:16 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-08 08:29:05 -0800 |
| commit | 57354c42f177a2b58fb1f61125ad2cb2e8743a9b (patch) | |
| tree | 361b292af4526bd2ef741c484e0f58b4da45142c /drivers/video/amifb.c | |
| parent | [PATCH] ioremap balanced with iounmap for drivers/video/atafb (diff) | |
| download | linux-dev-57354c42f177a2b58fb1f61125ad2cb2e8743a9b.tar.xz linux-dev-57354c42f177a2b58fb1f61125ad2cb2e8743a9b.zip | |
[PATCH] ioremap balanced with iounmap for drivers/video/amifb
ioremap must be balanced by an iounmap and failing to do so can result in a
memory leak.
Signed-off-by: Amol Lad <amol@verismonetworks.com>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/video/amifb.c')
| -rw-r--r-- | drivers/video/amifb.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/video/amifb.c b/drivers/video/amifb.c index a4e3fca05891..88a47845c4f7 100644 --- a/drivers/video/amifb.c +++ b/drivers/video/amifb.c @@ -2407,10 +2407,10 @@ default_chipset: fb_info.fix.smem_len); if (!videomemory) { printk("amifb: WARNING! unable to map videomem cached writethrough\n"); - videomemory = ZTWO_VADDR(fb_info.fix.smem_start); - } + fb_info.screen_base = (char *)ZTWO_VADDR(fb_info.fix.smem_start); + } else + fb_info.screen_base = (char *)videomemory; - fb_info.screen_base = (char *)videomemory; memset(dummysprite, 0, DUMMYSPRITEMEMSIZE); /* @@ -2453,6 +2453,8 @@ static void amifb_deinit(void) { fb_dealloc_cmap(&fb_info.cmap); chipfree(); + if (videomemory) + iounmap((void*)videomemory); release_mem_region(CUSTOM_PHYSADDR+0xe0, 0x120); custom.dmacon = DMAF_ALL | DMAF_MASTER; } |