[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 <[email protected]> Signed-off-by: Srinivas Kandagatla <[email protected]> Acked-by: Stefani Seibold <[email protected]> Signed-off-by: Mauro Carvalho Chehab <[email protected]>
yanok · Apr 11, 2012 · 30059d9 · 30059d9
1 parent 961e668
commit 30059d9
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/kernel/kfifo.c b/kernel/kfifo.c
@@ -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)])