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-rw-r--r--package/boot/kexec-tools/patches/0001-Fix-zlib-lzma-decompression.patch171
1 files changed, 0 insertions, 171 deletions
diff --git a/package/boot/kexec-tools/patches/0001-Fix-zlib-lzma-decompression.patch b/package/boot/kexec-tools/patches/0001-Fix-zlib-lzma-decompression.patch
deleted file mode 100644
index 06c11ec350..0000000000
--- a/package/boot/kexec-tools/patches/0001-Fix-zlib-lzma-decompression.patch
+++ /dev/null
@@ -1,171 +0,0 @@
-From d606837b56d46eb7f815b5d85f07fcc3f1555d00 Mon Sep 17 00:00:00 2001
-From: Yousong Zhou <yszhou4tech@gmail.com>
-Date: Sun, 1 Feb 2015 00:10:07 +0800
-Subject: [PATCH 1/5] Fix zlib/lzma decompression.
-
-Let {zlib,lzma}_decompress_file() return NULL if anything wrong happened
-to allow the other method to have a chance to run.
-
-Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>
-Signed-off-by: Simon Horman <horms@verge.net.au>
----
- kexec/lzma.c | 33 ++++++++++++++++++++++-----------
- kexec/zlib.c | 57 +++++++++++++++++++++++++++++++++++----------------------
- 2 files changed, 57 insertions(+), 33 deletions(-)
-
-diff --git a/kexec/lzma.c b/kexec/lzma.c
-index 939aeb3..5bfccb7 100644
---- a/kexec/lzma.c
-+++ b/kexec/lzma.c
-@@ -162,13 +162,16 @@ char *lzma_decompress_file(const char *filename, off_t *r_size)
- off_t size, allocated;
- ssize_t result;
-
-- if (!filename) {
-- *r_size = 0;
-- return 0;
-- }
-+ dbgprintf("Try LZMA decompression.\n");
-+
-+ *r_size = 0;
-+ if (!filename)
-+ return NULL;
-+
- fp = lzopen(filename, "rb");
- if (fp == 0) {
-- die("Cannot open `%s'\n", filename);
-+ dbgprintf("Cannot open `%s'\n", filename);
-+ return NULL;
- }
- size = 0;
- allocated = 65536;
-@@ -183,17 +186,25 @@ char *lzma_decompress_file(const char *filename, off_t *r_size)
- if ((errno == EINTR) || (errno == EAGAIN))
- continue;
-
-- die ("read on %s of %ld bytes failed\n",
-- filename, (allocated - size) + 0UL);
-+ dbgprintf("%s: read on %s of %ld bytes failed\n",
-+ __func__, filename, (allocated - size) + 0UL);
-+ break;
- }
- size += result;
-- } while(result > 0);
-- result = lzclose(fp);
-- if (result != LZMA_OK) {
-- die ("Close of %s failed\n", filename);
-+ } while (result > 0);
-+
-+ if (lzclose(fp) != LZMA_OK) {
-+ dbgprintf("%s: Close of %s failed\n", __func__, filename);
-+ goto fail;
- }
-+ if (result < 0)
-+ goto fail;
-+
- *r_size = size;
- return buf;
-+fail:
-+ free(buf);
-+ return NULL;
- }
- #else
- char *lzma_decompress_file(const char *UNUSED(filename), off_t *UNUSED(r_size))
-diff --git a/kexec/zlib.c b/kexec/zlib.c
-index d44df12..7170ac3 100644
---- a/kexec/zlib.c
-+++ b/kexec/zlib.c
-@@ -15,29 +15,39 @@
- #include <ctype.h>
- #include <zlib.h>
-
-+static void _gzerror(gzFile fp, int *errnum, const char **errmsg)
-+{
-+ *errmsg = gzerror(fp, errnum);
-+ if (*errnum == Z_ERRNO) {
-+ *errmsg = strerror(*errnum);
-+ }
-+}
-+
- char *zlib_decompress_file(const char *filename, off_t *r_size)
- {
- gzFile fp;
- int errnum;
- const char *msg;
- char *buf;
-- off_t size, allocated;
-+ off_t size = 0, allocated;
- ssize_t result;
-
-+ dbgprintf("Try gzip decompression.\n");
-+
-+ *r_size = 0;
- if (!filename) {
-- *r_size = 0;
-- return 0;
-+ return NULL;
- }
- fp = gzopen(filename, "rb");
- if (fp == 0) {
-- msg = gzerror(fp, &errnum);
-- if (errnum == Z_ERRNO) {
-- msg = strerror(errno);
-- }
-- fprintf(stderr, "Cannot open `%s': %s\n", filename, msg);
-+ _gzerror(fp, &errnum, &msg);
-+ dbgprintf("Cannot open `%s': %s\n", filename, msg);
-+ return NULL;
-+ }
-+ if (gzdirect(fp)) {
-+ /* It's not in gzip format */
- return NULL;
- }
-- size = 0;
- allocated = 65536;
- buf = xmalloc(allocated);
- do {
-@@ -49,25 +59,28 @@ char *zlib_decompress_file(const char *filename, off_t *r_size)
- if (result < 0) {
- if ((errno == EINTR) || (errno == EAGAIN))
- continue;
--
-- msg = gzerror(fp, &errnum);
-- if (errnum == Z_ERRNO) {
-- msg = strerror(errno);
-- }
-- die ("read on %s of %ld bytes failed: %s\n",
-- filename, (allocated - size) + 0UL, msg);
-+ _gzerror(fp, &errnum, &msg);
-+ dbgprintf("Read on %s of %ld bytes failed: %s\n",
-+ filename, (allocated - size) + 0UL, msg);
-+ size = 0;
-+ goto fail;
- }
- size += result;
- } while(result > 0);
-+
-+fail:
- result = gzclose(fp);
- if (result != Z_OK) {
-- msg = gzerror(fp, &errnum);
-- if (errnum == Z_ERRNO) {
-- msg = strerror(errno);
-- }
-- die ("Close of %s failed: %s\n", filename, msg);
-+ _gzerror(fp, &errnum, &msg);
-+ dbgprintf(" Close of %s failed: %s\n", filename, msg);
-+ }
-+
-+ if (size > 0) {
-+ *r_size = size;
-+ } else {
-+ free(buf);
-+ buf = NULL;
- }
-- *r_size = size;
- return buf;
- }
- #else
---
-1.7.10.4
-