From d5d37febb4d917882569ec00a5a4c65492e6807d Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Tue, 31 Jan 2012 18:36:51 +0000 Subject: [PATCH] ar71xx: use dynamically allocated partitions in wrt160nl_part SVN-Revision: 29970 --- .../ar71xx/files/drivers/mtd/wrt160nl_part.c | 18 ++++++++++++++---- .../308-wrt160nl_part-3.2-fixes.patch | 2 +- 2 files changed, 15 insertions(+), 5 deletions(-) diff --git a/target/linux/ar71xx/files/drivers/mtd/wrt160nl_part.c b/target/linux/ar71xx/files/drivers/mtd/wrt160nl_part.c index d979365d66..1f1879ac29 100644 --- a/target/linux/ar71xx/files/drivers/mtd/wrt160nl_part.c +++ b/target/linux/ar71xx/files/drivers/mtd/wrt160nl_part.c @@ -77,8 +77,6 @@ struct wrt160nl_header { struct uimage_header uimage; } __attribute__ ((packed)); -static struct mtd_partition trx_parts[TRX_PARTS]; - #define WRT160NL_UBOOT_LEN 0x40000 #define WRT160NL_ART_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 trx_header *theader; struct uimage_header *uheader; + struct mtd_partition *trx_parts; size_t retlen; unsigned int kernel_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); 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)); if (!header) { return -ENOMEM; - goto out; + goto free_parts; } 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].mask_flags = 0; + vfree(header); + *pparts = trx_parts; - ret = TRX_PARTS; + return TRX_PARTS; free_hdr: vfree(header); +free_parts: + kfree(trx_parts); out: return ret; } diff --git a/target/linux/ar71xx/patches-3.2/308-wrt160nl_part-3.2-fixes.patch b/target/linux/ar71xx/patches-3.2/308-wrt160nl_part-3.2-fixes.patch index d4d68400dd..3e69e46ce7 100644 --- a/target/linux/ar71xx/patches-3.2/308-wrt160nl_part-3.2-fixes.patch +++ b/target/linux/ar71xx/patches-3.2/308-wrt160nl_part-3.2-fixes.patch @@ -1,6 +1,6 @@ --- a/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, struct mtd_partition **pparts, -- 2.30.2