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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2009-09-12 07:04:37 -0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-09-12 07:04:37 -0400
commit87d721ad7a37b7650dd710c88dd5c6a5bf9fe996 (patch)
tree869d633803eb7c429624d3bd16a6117816849763 /lib/decompress_unlzma.c
parentddd559b13f6d2fe3ad68c4b3f5235fd3c2eae4e3 (diff)
parentb7cfda9fc3d7aa60cffab5367f2a72a4a70060cd (diff)
Merge branch 'master' into devel
Diffstat (limited to 'lib/decompress_unlzma.c')
-rw-r--r--lib/decompress_unlzma.c23
1 files changed, 17 insertions, 6 deletions
diff --git a/lib/decompress_unlzma.c b/lib/decompress_unlzma.c
index 32123a1340e6..0b954e04bd30 100644
--- a/lib/decompress_unlzma.c
+++ b/lib/decompress_unlzma.c
@@ -29,12 +29,14 @@
29 *Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 29 *Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
30 */ 30 */
31 31
32#ifndef STATIC 32#ifdef STATIC
33#define PREBOOT
34#else
33#include <linux/decompress/unlzma.h> 35#include <linux/decompress/unlzma.h>
36#include <linux/slab.h>
34#endif /* STATIC */ 37#endif /* STATIC */
35 38
36#include <linux/decompress/mm.h> 39#include <linux/decompress/mm.h>
37#include <linux/slab.h>
38 40
39#define MIN(a, b) (((a) < (b)) ? (a) : (b)) 41#define MIN(a, b) (((a) < (b)) ? (a) : (b))
40 42
@@ -543,9 +545,7 @@ STATIC inline int INIT unlzma(unsigned char *buf, int in_len,
543 int ret = -1; 545 int ret = -1;
544 546
545 set_error_fn(error_fn); 547 set_error_fn(error_fn);
546 if (!flush) 548
547 in_len -= 4; /* Uncompressed size hack active in pre-boot
548 environment */
549 if (buf) 549 if (buf)
550 inbuf = buf; 550 inbuf = buf;
551 else 551 else
@@ -645,4 +645,15 @@ exit_0:
645 return ret; 645 return ret;
646} 646}
647 647
648#define decompress unlzma 648#ifdef PREBOOT
649STATIC int INIT decompress(unsigned char *buf, int in_len,
650 int(*fill)(void*, unsigned int),
651 int(*flush)(void*, unsigned int),
652 unsigned char *output,
653 int *posp,
654 void(*error_fn)(char *x)
655 )
656{
657 return unlzma(buf, in_len - 4, fill, flush, output, posp, error_fn);
658}
659#endif