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authorIngo Molnar <mingo@elte.hu>2009-09-04 08:44:16 -0400
committerIngo Molnar <mingo@elte.hu>2009-09-04 08:44:16 -0400
commit695a461296e5df148c99ac087b9e1cb380f4db15 (patch)
tree951893036fdc0b7bae0e17bc739ac8ffe909781d /lib/decompress_bunzip2.c
parentc7084b35eb1a4d3353a501508baf9d3d82822c93 (diff)
parent2b681fafcc50fea6304ed418667c9d04282acb73 (diff)
Merge branch 'amd-iommu/2.6.32' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux-2.6-iommu into core/iommu
Diffstat (limited to 'lib/decompress_bunzip2.c')
-rw-r--r--lib/decompress_bunzip2.c24
1 files changed, 17 insertions, 7 deletions
diff --git a/lib/decompress_bunzip2.c b/lib/decompress_bunzip2.c
index 708e2a86d87b..600f473a5610 100644
--- a/lib/decompress_bunzip2.c
+++ b/lib/decompress_bunzip2.c
@@ -45,12 +45,14 @@
45*/ 45*/
46 46
47 47
48#ifndef STATIC 48#ifdef STATIC
49#define PREBOOT
50#else
49#include <linux/decompress/bunzip2.h> 51#include <linux/decompress/bunzip2.h>
50#endif /* !STATIC */ 52#include <linux/slab.h>
53#endif /* STATIC */
51 54
52#include <linux/decompress/mm.h> 55#include <linux/decompress/mm.h>
53#include <linux/slab.h>
54 56
55#ifndef INT_MAX 57#ifndef INT_MAX
56#define INT_MAX 0x7fffffff 58#define INT_MAX 0x7fffffff
@@ -681,9 +683,7 @@ STATIC int INIT bunzip2(unsigned char *buf, int len,
681 set_error_fn(error_fn); 683 set_error_fn(error_fn);
682 if (flush) 684 if (flush)
683 outbuf = malloc(BZIP2_IOBUF_SIZE); 685 outbuf = malloc(BZIP2_IOBUF_SIZE);
684 else 686
685 len -= 4; /* Uncompressed size hack active in pre-boot
686 environment */
687 if (!outbuf) { 687 if (!outbuf) {
688 error("Could not allocate output bufer"); 688 error("Could not allocate output bufer");
689 return -1; 689 return -1;
@@ -733,4 +733,14 @@ exit_0:
733 return i; 733 return i;
734} 734}
735 735
736#define decompress bunzip2 736#ifdef PREBOOT
737STATIC int INIT decompress(unsigned char *buf, int len,
738 int(*fill)(void*, unsigned int),
739 int(*flush)(void*, unsigned int),
740 unsigned char *outbuf,
741 int *pos,
742 void(*error_fn)(char *x))
743{
744 return bunzip2(buf, len - 4, fill, flush, outbuf, pos, error_fn);
745}
746#endif