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git://sourceware.org/git/lvm2.git
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Always zalloc device structure
Since there is zalloc behind the macro, put 'z' into the name. Make the 'use_malloc' code path also using zalloc() call, so it also give zeroed area.
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@ -1,5 +1,6 @@
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Version 2.02.89 -
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==================================
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Always zalloc device structure during initialization.
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Fix missing thread list manipulation protection in dmeventd.
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Do not derefence lv pointer in _percent_run() function before NULL check.
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Allow empty strings for description and creation_host config fields.
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@ -48,7 +48,7 @@ static struct {
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} _cache;
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#define _alloc(x) dm_pool_zalloc(_cache.mem, (x))
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#define _zalloc(x) dm_pool_zalloc(_cache.mem, (x))
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#define _free(x) dm_pool_free(_cache.mem, (x))
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#define _strdup(x) dm_pool_strdup(_cache.mem, (x))
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@ -61,11 +61,11 @@ struct device *dev_create_file(const char *filename, struct device *dev,
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if (allocate) {
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if (use_malloc) {
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if (!(dev = dm_malloc(sizeof(*dev)))) {
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if (!(dev = dm_zalloc(sizeof(*dev)))) {
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log_error("struct device allocation failed");
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return NULL;
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}
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if (!(alias = dm_malloc(sizeof(*alias)))) {
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if (!(alias = dm_zalloc(sizeof(*alias)))) {
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log_error("struct str_list allocation failed");
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dm_free(dev);
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return NULL;
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@ -78,11 +78,11 @@ struct device *dev_create_file(const char *filename, struct device *dev,
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}
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dev->flags = DEV_ALLOCED;
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} else {
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if (!(dev = _alloc(sizeof(*dev)))) {
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if (!(dev = _zalloc(sizeof(*dev)))) {
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log_error("struct device allocation failed");
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return NULL;
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}
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if (!(alias = _alloc(sizeof(*alias)))) {
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if (!(alias = _zalloc(sizeof(*alias)))) {
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log_error("struct str_list allocation failed");
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_free(dev);
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return NULL;
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@ -118,7 +118,7 @@ static struct device *_dev_create(dev_t d)
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{
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struct device *dev;
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if (!(dev = _alloc(sizeof(*dev)))) {
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if (!(dev = _zalloc(sizeof(*dev)))) {
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log_error("struct device allocation failed");
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return NULL;
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}
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@ -303,7 +303,7 @@ static int _compare_paths(const char *path0, const char *path1)
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static int _add_alias(struct device *dev, const char *path)
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{
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struct str_list *sl = _alloc(sizeof(*sl));
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struct str_list *sl = _zalloc(sizeof(*sl));
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struct str_list *strl;
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const char *oldpath;
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int prefer_old = 1;
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@ -788,7 +788,7 @@ int dev_cache_add_dir(const char *path)
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return 1;
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}
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if (!(dl = _alloc(sizeof(*dl) + strlen(path) + 1))) {
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if (!(dl = _zalloc(sizeof(*dl) + strlen(path) + 1))) {
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log_error("dir_list allocation failed");
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return 0;
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}
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@ -814,7 +814,7 @@ int dev_cache_add_loopfile(const char *path)
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return 1;
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}
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if (!(dl = _alloc(sizeof(*dl) + strlen(path) + 1))) {
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if (!(dl = _zalloc(sizeof(*dl) + strlen(path) + 1))) {
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log_error("dir_list allocation failed for file");
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return 0;
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}
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