[media] kernel:kfifo: export __kfifo_max_r symbol

kfifo_avail expands to __kfifo_max_r which is not an exported symbol.
Any kernel module using kfifo_avail will result in build failures
because of this.
This patch just exports __kfifo_max_r symbol to fix such problems in
future.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@st.com>
Acked-by: Stefani Seibold <stefani@seibold.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Srinivas Kandagatla 2012-04-11 05:01:56 -03:00 committed by Mauro Carvalho Chehab
parent 961e668b34
commit 30059d93b0

View File

@ -402,6 +402,7 @@ unsigned int __kfifo_max_r(unsigned int len, size_t recsize)
return max;
return len;
}
EXPORT_SYMBOL(__kfifo_max_r);
#define __KFIFO_PEEK(data, out, mask) \
((data)[(out) & (mask)])