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authorSilvio Fricke <silvio.fricke@gmail.com>2015-09-29 19:10:36 +0200
committerDavid Sterba <dsterba@suse.com>2015-10-21 14:29:26 +0200
commitc47a831cd653fa4ef4979ae7007e60037eddcb37 (patch)
tree69d07646892cda8a71072e8b7920a6afac6ccaec /chunk-recover.c
parent9c89f637a3d754ac401b7b6dabe5c7b8c336f848 (diff)
downloadbtrfs-progs-c47a831cd653fa4ef4979ae7007e60037eddcb37.tar.gz
btrfs-progs: use calloc instead of malloc+memset
This patch is generated from a coccinelle semantic patch: identifier t; expression e; statement s; @@ -t = malloc(e); +t = calloc(1, e); ( if (!t) s | if (t == NULL) s | ) -memset(t, 0, e); Signed-off-by: Silvio Fricke <silvio.fricke@gmail.com> [squashed patches into one] Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'chunk-recover.c')
-rw-r--r--chunk-recover.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/chunk-recover.c b/chunk-recover.c
index 1fb04f7..d0ca920 100644
--- a/chunk-recover.c
+++ b/chunk-recover.c
@@ -85,13 +85,12 @@ static struct extent_record *btrfs_new_extent_record(struct extent_buffer *eb)
{
struct extent_record *rec;
- rec = malloc(sizeof(*rec));
+ rec = calloc(1, sizeof(*rec));
if (!rec) {
fprintf(stderr, "Fail to allocate memory for extent record.\n");
exit(1);
}
- memset(rec, 0, sizeof(*rec));
rec->cache.start = btrfs_header_bytenr(eb);
rec->cache.size = eb->len;
rec->generation = btrfs_header_generation(eb);
@@ -2228,10 +2227,9 @@ static int btrfs_recover_chunks(struct recover_control *rc)
nstripes = btrfs_get_device_extents(bg->objectid,
&rc->devext.no_chunk_orphans,
&devexts);
- chunk = malloc(btrfs_chunk_record_size(nstripes));
+ chunk = calloc(1, btrfs_chunk_record_size(nstripes));
if (!chunk)
return -ENOMEM;
- memset(chunk, 0, btrfs_chunk_record_size(nstripes));
INIT_LIST_HEAD(&chunk->dextents);
chunk->bg_rec = bg;
chunk->cache.start = bg->objectid;