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-rw-r--r--fs/btrfs/lzo.c14
-rw-r--r--fs/btrfs/zlib.c26
2 files changed, 20 insertions, 20 deletions
diff --git a/fs/btrfs/lzo.c b/fs/btrfs/lzo.c
index b47f669aca75..dfad8514f0da 100644
--- a/fs/btrfs/lzo.c
+++ b/fs/btrfs/lzo.c
@@ -143,7 +143,7 @@ static int lzo_compress_pages(struct list_head *ws,
if (ret != LZO_E_OK) {
printk(KERN_DEBUG "BTRFS: deflate in loop returned %d\n",
ret);
- ret = -1;
+ ret = -EIO;
goto out;
}
@@ -189,7 +189,7 @@ static int lzo_compress_pages(struct list_head *ws,
kunmap(out_page);
if (nr_pages == nr_dest_pages) {
out_page = NULL;
- ret = -1;
+ ret = -E2BIG;
goto out;
}
@@ -208,7 +208,7 @@ static int lzo_compress_pages(struct list_head *ws,
/* we're making it bigger, give up */
if (tot_in > 8192 && tot_in < tot_out) {
- ret = -1;
+ ret = -E2BIG;
goto out;
}
@@ -335,7 +335,7 @@ cont:
break;
if (page_in_index + 1 >= total_pages_in) {
- ret = -1;
+ ret = -EIO;
goto done;
}
@@ -358,7 +358,7 @@ cont:
kunmap(pages_in[page_in_index - 1]);
if (ret != LZO_E_OK) {
printk(KERN_WARNING "BTRFS: decompress failed\n");
- ret = -1;
+ ret = -EIO;
break;
}
@@ -402,12 +402,12 @@ static int lzo_decompress(struct list_head *ws, unsigned char *data_in,
ret = lzo1x_decompress_safe(data_in, in_len, workspace->buf, &out_len);
if (ret != LZO_E_OK) {
printk(KERN_WARNING "BTRFS: decompress failed!\n");
- ret = -1;
+ ret = -EIO;
goto out;
}
if (out_len < start_byte) {
- ret = -1;
+ ret = -EIO;
goto out;
}
diff --git a/fs/btrfs/zlib.c b/fs/btrfs/zlib.c
index 8e57191950cb..4f196314c0c1 100644
--- a/fs/btrfs/zlib.c
+++ b/fs/btrfs/zlib.c
@@ -98,7 +98,7 @@ static int zlib_compress_pages(struct list_head *ws,
if (Z_OK != zlib_deflateInit(&workspace->def_strm, 3)) {
printk(KERN_WARNING "BTRFS: deflateInit failed\n");
- ret = -1;
+ ret = -EIO;
goto out;
}
@@ -110,7 +110,7 @@ static int zlib_compress_pages(struct list_head *ws,
out_page = alloc_page(GFP_NOFS | __GFP_HIGHMEM);
if (out_page == NULL) {
- ret = -1;
+ ret = -ENOMEM;
goto out;
}
cpage_out = kmap(out_page);
@@ -128,7 +128,7 @@ static int zlib_compress_pages(struct list_head *ws,
printk(KERN_DEBUG "BTRFS: deflate in loop returned %d\n",
ret);
zlib_deflateEnd(&workspace->def_strm);
- ret = -1;
+ ret = -EIO;
goto out;
}
@@ -136,7 +136,7 @@ static int zlib_compress_pages(struct list_head *ws,
if (workspace->def_strm.total_in > 8192 &&
workspace->def_strm.total_in <
workspace->def_strm.total_out) {
- ret = -1;
+ ret = -EIO;
goto out;
}
/* we need another page for writing out. Test this
@@ -147,12 +147,12 @@ static int zlib_compress_pages(struct list_head *ws,
kunmap(out_page);
if (nr_pages == nr_dest_pages) {
out_page = NULL;
- ret = -1;
+ ret = -E2BIG;
goto out;
}
out_page = alloc_page(GFP_NOFS | __GFP_HIGHMEM);
if (out_page == NULL) {
- ret = -1;
+ ret = -ENOMEM;
goto out;
}
cpage_out = kmap(out_page);
@@ -188,12 +188,12 @@ static int zlib_compress_pages(struct list_head *ws,
zlib_deflateEnd(&workspace->def_strm);
if (ret != Z_STREAM_END) {
- ret = -1;
+ ret = -EIO;
goto out;
}
if (workspace->def_strm.total_out >= workspace->def_strm.total_in) {
- ret = -1;
+ ret = -E2BIG;
goto out;
}
@@ -253,7 +253,7 @@ static int zlib_decompress_biovec(struct list_head *ws, struct page **pages_in,
if (Z_OK != zlib_inflateInit2(&workspace->inf_strm, wbits)) {
printk(KERN_WARNING "BTRFS: inflateInit failed\n");
- return -1;
+ return -EIO;
}
while (workspace->inf_strm.total_in < srclen) {
ret = zlib_inflate(&workspace->inf_strm, Z_NO_FLUSH);
@@ -295,7 +295,7 @@ static int zlib_decompress_biovec(struct list_head *ws, struct page **pages_in,
}
}
if (ret != Z_STREAM_END)
- ret = -1;
+ ret = -EIO;
else
ret = 0;
done:
@@ -337,7 +337,7 @@ static int zlib_decompress(struct list_head *ws, unsigned char *data_in,
if (Z_OK != zlib_inflateInit2(&workspace->inf_strm, wbits)) {
printk(KERN_WARNING "BTRFS: inflateInit failed\n");
- return -1;
+ return -EIO;
}
while (bytes_left > 0) {
@@ -354,7 +354,7 @@ static int zlib_decompress(struct list_head *ws, unsigned char *data_in,
total_out = workspace->inf_strm.total_out;
if (total_out == buf_start) {
- ret = -1;
+ ret = -EIO;
break;
}
@@ -382,7 +382,7 @@ next:
}
if (ret != Z_STREAM_END && bytes_left != 0)
- ret = -1;
+ ret = -EIO;
else
ret = 0;