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authorAndrew Morton <akpm@linux-foundation.org>2008-10-16 07:04:18 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-16 20:21:47 +0200
commitbc20589bf1c63e4e8bee57855568458ba303306b (patch)
treead5c322d88f0a0b0fdd2ecafc207eb91c626d4f6 /drivers/char/applicom.c
parentChar: ds1286, eliminate busy waiting (diff)
downloadlinux-bc20589bf1c63e4e8bee57855568458ba303306b.tar.xz
linux-bc20589bf1c63e4e8bee57855568458ba303306b.zip
applicom.c: fix apparently-broken code in do_ac_read()
The code scriblles over a local pointer whereas it appears to be trying to write to the memory at which that pointer points. Addresses http://bugzilla.kernel.org/show_bug.cgi?id=11397 Nobody we know can test this change. Reported-by: Zvonimir Rakamaric <zrakamar@cs.ubc.ca> Cc: Jesse Barnes <jbarnes@virtuousgeek.org> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Jiri Slaby <jirislaby@gmail.com> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char/applicom.c')
-rw-r--r--drivers/char/applicom.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/applicom.c b/drivers/char/applicom.c
index b899d9182c7d..05674febb0c6 100644
--- a/drivers/char/applicom.c
+++ b/drivers/char/applicom.c
@@ -478,7 +478,7 @@ static int do_ac_read(int IndexCard, char __user *buf,
struct st_ram_io *st_loc, struct mailbox *mailbox)
{
void __iomem *from = apbs[IndexCard].RamIO + RAM_TO_PC;
- unsigned char *to = (unsigned char *)&mailbox;
+ unsigned char *to = (unsigned char *)mailbox;
#ifdef DEBUG
int c;
#endif