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ar71xx: use dynamically allocated partitions in wrt160nl_part

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@29970 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2012-01-31 18:36:51 +00:00
parent b623047424
commit 41e9c172ba
2 changed files with 15 additions and 5 deletions
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18
target/linux/ar71xx/files/drivers/mtd/wrt160nl_part.c
View File

@ -77,8 +77,6 @@ struct wrt160nl_header {
struct uimage_header uimage; struct uimage_header uimage;
} __attribute__ ((packed)); } __attribute__ ((packed));
static struct mtd_partition trx_parts[TRX_PARTS];
#define WRT160NL_UBOOT_LEN 0x40000 #define WRT160NL_UBOOT_LEN 0x40000
#define WRT160NL_ART_LEN 0x10000 #define WRT160NL_ART_LEN 0x10000
#define WRT160NL_NVRAM_LEN 0x10000 #define WRT160NL_NVRAM_LEN 0x10000
@ -90,6 +88,7 @@ static int wrt160nl_parse_partitions(struct mtd_info *master,
struct wrt160nl_header *header; struct wrt160nl_header *header;
struct trx_header *theader; struct trx_header *theader;
struct uimage_header *uheader; struct uimage_header *uheader;
struct mtd_partition *trx_parts;
size_t retlen; size_t retlen;
unsigned int kernel_len; unsigned int kernel_len;
unsigned int uboot_len; unsigned int uboot_len;
@ -101,10 +100,17 @@ static int wrt160nl_parse_partitions(struct mtd_info *master,
nvram_len = max_t(unsigned int, master->erasesize, WRT160NL_NVRAM_LEN); nvram_len = max_t(unsigned int, master->erasesize, WRT160NL_NVRAM_LEN);
art_len = max_t(unsigned int, master->erasesize, WRT160NL_ART_LEN); art_len = max_t(unsigned int, master->erasesize, WRT160NL_ART_LEN);
trx_parts = kzalloc(TRX_PARTS * sizeof(struct mtd_partition),
GFP_KERNEL);
if (!trx_parts) {
ret = -ENOMEM;
goto out;
}
header = vmalloc(sizeof(*header)); header = vmalloc(sizeof(*header));
if (!header) { if (!header) {
return -ENOMEM; return -ENOMEM;
goto out; goto free_parts;
} }
ret = master->read(master, uboot_len, sizeof(*header), ret = master->read(master, uboot_len, sizeof(*header),
@ -169,11 +175,15 @@ static int wrt160nl_parse_partitions(struct mtd_info *master,
trx_parts[5].size = master->size - uboot_len - nvram_len - art_len; trx_parts[5].size = master->size - uboot_len - nvram_len - art_len;
trx_parts[5].mask_flags = 0; trx_parts[5].mask_flags = 0;
vfree(header);
*pparts = trx_parts; *pparts = trx_parts;
ret = TRX_PARTS; return TRX_PARTS;
free_hdr: free_hdr:
vfree(header); vfree(header);
free_parts:
kfree(trx_parts);
out: out:
return ret; return ret;
} }

2
target/linux/ar71xx/patches-3.2/308-wrt160nl_part-3.2-fixes.patch
View File

@ -1,6 +1,6 @@
--- a/drivers/mtd/wrt160nl_part.c --- a/drivers/mtd/wrt160nl_part.c
+++ b/drivers/mtd/wrt160nl_part.c +++ b/drivers/mtd/wrt160nl_part.c
@@ -85,7 +85,7 @@ static struct mtd_partition trx_parts[TR @@ -83,7 +83,7 @@ struct wrt160nl_header {
static int wrt160nl_parse_partitions(struct mtd_info *master, static int wrt160nl_parse_partitions(struct mtd_info *master,
struct mtd_partition **pparts, struct mtd_partition **pparts,