Clear the git_zstream variable at the start of git_deflate_init() etc.
so that callers don't have to do that.
Signed-off-by: Rene Scharfe <l.s.r@xxxxxx>
---
archive-zip.c | 2 --
builtin/index-pack.c | 1 -
builtin/pack-objects.c | 2 --
bulk-checkin.c | 1 -
diff.c | 1 -
fast-import.c | 3 ---
http-push.c | 1 -
remote-curl.c | 1 -
sha1_file.c | 1 -
zlib.c | 2 ++
10 files changed, 2 insertions(+), 13 deletions(-)
diff --git a/archive-zip.c b/archive-zip.c
index 4bde019..1a54e1b 100644
--- a/archive-zip.c
+++ b/archive-zip.c
@@ -120,7 +120,6 @@ static void *zlib_deflate_raw(void *data, unsigned long size,
void *buffer;
int result;
- memset(&stream, 0, sizeof(stream));
git_deflate_init_raw(&stream, compression_level);
maxsize = git_deflate_bound(&stream, size);
buffer = xmalloc(maxsize);
@@ -349,7 +348,6 @@ static int write_zip_entry(struct archiver_args *args,
size_t out_len;
unsigned char compressed[STREAM_BUFFER_SIZE * 2];
- memset(&zstream, 0, sizeof(zstream));
git_deflate_init_raw(&zstream, args->compression_level);
compressed_size = 0;
diff --git a/builtin/index-pack.c b/builtin/index-pack.c
index 4632117..cf654df 100644
--- a/builtin/index-pack.c
+++ b/builtin/index-pack.c
@@ -1204,7 +1204,6 @@ static int write_compressed(struct sha1file *f, void *in, unsigned int size)
int status;
unsigned char outbuf[4096];
- memset(&stream, 0, sizeof(stream));
git_deflate_init(&stream, zlib_compression_level);
stream.next_in = in;
stream.avail_in = size;
diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c
index d816587..c3a7516 100644
--- a/builtin/pack-objects.c
+++ b/builtin/pack-objects.c
@@ -125,7 +125,6 @@ static unsigned long do_compress(void **pptr, unsigned long size)
void *in, *out;
unsigned long maxsize;
- memset(&stream, 0, sizeof(stream));
git_deflate_init(&stream, pack_compression_level);
maxsize = git_deflate_bound(&stream, size);
@@ -153,7 +152,6 @@ static unsigned long write_large_blob_data(struct git_istream *st, struct sha1fi
unsigned char obuf[1024 * 16];
unsigned long olen = 0;
- memset(&stream, 0, sizeof(stream));
git_deflate_init(&stream, pack_compression_level);
for (;;) {
diff --git a/bulk-checkin.c b/bulk-checkin.c
index 0c4b8a7..8d157eb 100644
--- a/bulk-checkin.c
+++ b/bulk-checkin.c
@@ -105,7 +105,6 @@ static int stream_to_pack(struct bulk_checkin_state *state,
int write_object = (flags & HASH_WRITE_OBJECT);
off_t offset = 0;
- memset(&s, 0, sizeof(s));
git_deflate_init(&s, pack_compression_level);
hdrlen = encode_in_pack_object_header(type, size, obuf);
diff --git a/diff.c b/diff.c
index d1bd534..dad875c 100644
--- a/diff.c
+++ b/diff.c
@@ -2093,7 +2093,6 @@ static unsigned char *deflate_it(char *data,
unsigned char *deflated;
git_zstream stream;
- memset(&stream, 0, sizeof(stream));
git_deflate_init(&stream, zlib_compression_level);
bound = git_deflate_bound(&stream, size);
deflated = xmalloc(bound);
diff --git a/fast-import.c b/fast-import.c
index aac2c24..77fb2ff 100644
--- a/fast-import.c
+++ b/fast-import.c
@@ -1062,7 +1062,6 @@ static int store_object(
} else
delta = NULL;
- memset(&s, 0, sizeof(s));
git_deflate_init(&s, pack_compression_level);
if (delta) {
s.next_in = delta;
@@ -1090,7 +1089,6 @@ static int store_object(
free(delta);
delta = NULL;
- memset(&s, 0, sizeof(s));
git_deflate_init(&s, pack_compression_level);
s.next_in = (void *)dat->buf;
s.avail_in = dat->len;
@@ -1190,7 +1188,6 @@ static void stream_blob(uintmax_t len, unsigned char *sha1out, uintmax_t mark)
crc32_begin(pack_file);
- memset(&s, 0, sizeof(s));
git_deflate_init(&s, pack_compression_level);
hdrlen = encode_in_pack_object_header(OBJ_BLOB, len, out_buf);
diff --git a/http-push.c b/http-push.c
index 0beb7ab..bfb1c96 100644
--- a/http-push.c
+++ b/http-push.c
@@ -365,7 +365,6 @@ static void start_put(struct transfer_request *request)
hdrlen = sprintf(hdr, "%s %lu", typename(type), len) + 1;
/* Set it up */
- memset(&stream, 0, sizeof(stream));
git_deflate_init(&stream, zlib_compression_level);
size = git_deflate_bound(&stream, len + hdrlen);
strbuf_init(&request->buffer.buf, size);
diff --git a/remote-curl.c b/remote-curl.c
index deb4bfe..af7b678 100644
--- a/remote-curl.c
+++ b/remote-curl.c
@@ -567,7 +567,6 @@ retry:
git_zstream stream;
int ret;
- memset(&stream, 0, sizeof(stream));
git_deflate_init_gzip(&stream, Z_BEST_COMPRESSION);
gzip_size = git_deflate_bound(&stream, rpc->len);
gzip_body = xmalloc(gzip_size);
diff --git a/sha1_file.c b/sha1_file.c
index 69a60ec..88f06ba 100644
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -2943,7 +2943,6 @@ static int write_loose_object(const unsigned char *sha1, char *hdr, int hdrlen,
}
/* Set it up */
- memset(&stream, 0, sizeof(stream));
git_deflate_init(&stream, zlib_compression_level);
stream.next_out = compressed;
stream.avail_out = sizeof(compressed);
diff --git a/zlib.c b/zlib.c
index 61e6df0..4223f1a 100644
--- a/zlib.c
+++ b/zlib.c
@@ -159,6 +159,7 @@ void git_deflate_init(git_zstream *strm, int level)
{
int status;
+ memset(strm, 0, sizeof(*strm));
zlib_pre_call(strm);
status = deflateInit(&strm->z, level);
zlib_post_call(strm);
@@ -172,6 +173,7 @@ static void do_git_deflate_init(git_zstream *strm, int level, int windowBits)
{
int status;
+ memset(strm, 0, sizeof(*strm));
zlib_pre_call(strm);
status = deflateInit2(&strm->z, level,
Z_DEFLATED, windowBits,
--
2.3.1
--
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