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dfu: add free_entity() to struct dfu_entity

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This allows the backend to free any resources allocated during the
relevant dfu_fill_entity_*() call. This will soon be used by the
SF backend.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
This commit is contained in:
Stephen Warren 2014-06-11 16:03:35 -06:00 • committed by Tom Rini
parent 7ac1b410ac
commit cb7bd2e07e
2 changed files with 5 additions and 0 deletions
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3
drivers/dfu/dfu.c
View file

@ -401,6 +401,7 @@ static int dfu_fill_entity(struct dfu_entity *dfu, char *s, int alt,
dfu->alt = alt; dfu->alt = alt;
dfu->max_buf_size = 0; dfu->max_buf_size = 0;
dfu->free_entity = NULL;
/* Specific for mmc device */ /* Specific for mmc device */
if (strcmp(interface, "mmc") == 0) { if (strcmp(interface, "mmc") == 0) {
@ -427,6 +428,8 @@ void dfu_free_entities(void)
list_for_each_entry_safe_reverse(dfu, p, &dfu_list, list) { list_for_each_entry_safe_reverse(dfu, p, &dfu_list, list) {
list_del(&dfu->list); list_del(&dfu->list);
if (dfu->free_entity)
dfu->free_entity(dfu);
t = dfu; t = dfu;
} }
if (t) if (t)

2
include/dfu.h
View file

@ -110,6 +110,8 @@ struct dfu_entity {
int (*flush_medium)(struct dfu_entity *dfu); int (*flush_medium)(struct dfu_entity *dfu);
unsigned int (*poll_timeout)(struct dfu_entity *dfu); unsigned int (*poll_timeout)(struct dfu_entity *dfu);
void (*free_entity)(struct dfu_entity *dfu);
struct list_head list; struct list_head list;
/* on the fly state */ /* on the fly state */