AcoSail/kernel_optimize_test
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[JFFS2] replace kmalloc+memset with kzalloc

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Replace kmalloc+memset with kzalloc

Signed-off-by: Yan Burman <burman.yan@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
This commit is contained in:
Yan Burman 2006-12-04 15:03:01 -08:00 committed by David Woodhouse
parent db06e2a93f
commit 3d375d9e0f
4 changed files with 4 additions and 9 deletions
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3
fs/jffs2/fs.c
View File

@ -502,12 +502,11 @@ int jffs2_do_fill_super(struct super_block *sb, void *data, int silent)
if (ret) if (ret)
return ret; return ret;
c->inocache_list = kmalloc(INOCACHE_HASHSIZE * sizeof(struct jffs2_inode_cache *), GFP_KERNEL); c->inocache_list = kcalloc(INOCACHE_HASHSIZE, sizeof(struct jffs2_inode_cache *), GFP_KERNEL);
if (!c->inocache_list) { if (!c->inocache_list) {
ret = -ENOMEM; ret = -ENOMEM;
goto out_wbuf; goto out_wbuf;
} }
memset(c->inocache_list, 0, INOCACHE_HASHSIZE * sizeof(struct jffs2_inode_cache *));
jffs2_init_xattr_subsystem(c); jffs2_init_xattr_subsystem(c);

3
fs/jffs2/readinode.c
View File

@ -944,13 +944,12 @@ int jffs2_do_read_inode(struct jffs2_sb_info *c, struct jffs2_inode_info *f,
int jffs2_do_crccheck_inode(struct jffs2_sb_info *c, struct jffs2_inode_cache *ic) int jffs2_do_crccheck_inode(struct jffs2_sb_info *c, struct jffs2_inode_cache *ic)
{ {
struct jffs2_raw_inode n; struct jffs2_raw_inode n;
struct jffs2_inode_info *f = kmalloc(sizeof(*f), GFP_KERNEL); struct jffs2_inode_info *f = kzalloc(sizeof(*f), GFP_KERNEL);
int ret; int ret;
if (!f) if (!f)
return -ENOMEM; return -ENOMEM;
memset(f, 0, sizeof(*f));
init_MUTEX_LOCKED(&f->sem); init_MUTEX_LOCKED(&f->sem);
f->inocache = ic; f->inocache = ic;

3
fs/jffs2/scan.c
View File

@ -128,12 +128,11 @@ int jffs2_scan_medium(struct jffs2_sb_info *c)
} }
if (jffs2_sum_active()) { if (jffs2_sum_active()) {
s = kmalloc(sizeof(struct jffs2_summary), GFP_KERNEL); s = kzalloc(sizeof(struct jffs2_summary), GFP_KERNEL);
if (!s) { if (!s) {
JFFS2_WARNING("Can't allocate memory for summary\n"); JFFS2_WARNING("Can't allocate memory for summary\n");
return -ENOMEM; return -ENOMEM;
} }
memset(s, 0, sizeof(struct jffs2_summary));
} }
for (i=0; i<c->nr_blocks; i++) { for (i=0; i<c->nr_blocks; i++) {

4
fs/jffs2/summary.c
View File

@ -26,15 +26,13 @@
int jffs2_sum_init(struct jffs2_sb_info *c) int jffs2_sum_init(struct jffs2_sb_info *c)
{ {
c->summary = kmalloc(sizeof(struct jffs2_summary), GFP_KERNEL); c->summary = kzalloc(sizeof(struct jffs2_summary), GFP_KERNEL);
if (!c->summary) { if (!c->summary) {
JFFS2_WARNING("Can't allocate memory for summary information!\n"); JFFS2_WARNING("Can't allocate memory for summary information!\n");
return -ENOMEM; return -ENOMEM;
} }
memset(c->summary, 0, sizeof(struct jffs2_summary));
c->summary->sum_buf = vmalloc(c->sector_size); c->summary->sum_buf = vmalloc(c->sector_size);
if (!c->summary->sum_buf) { if (!c->summary->sum_buf) {