diff options
| author | Sascha Hauer <s.hauer@pengutronix.de> | 2021-05-17 20:54:17 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2021-05-18 08:24:46 +0200 |
| commit | 93b564d9acc7ce9b8ab1180e4af9e33aaad7d0f6 (patch) | |
| tree | 8d7c1ec85f4b1da131fba367db09b471a25b39af /arch/arm | |
| parent | f08a3f28937e6c58ba60b84a302c8308126b6315 (diff) | |
| download | barebox-93b564d9acc7ce9b8ab1180e4af9e33aaad7d0f6.tar.gz barebox-93b564d9acc7ce9b8ab1180e4af9e33aaad7d0f6.tar.xz | |
ARM: i.MX bbu-external-nand: Do not modify image
struct bbu_data::image is const, so do not modify the image, but create
a copy instead.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Link: https://lore.barebox.org/20210517185424.32145-9-s.hauer@pengutronix.de
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-imx/imx-bbu-external-nand.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/arm/mach-imx/imx-bbu-external-nand.c b/arch/arm/mach-imx/imx-bbu-external-nand.c index 8aa4f152a1..0f7cc51caf 100644 --- a/arch/arm/mach-imx/imx-bbu-external-nand.c +++ b/arch/arm/mach-imx/imx-bbu-external-nand.c @@ -39,7 +39,7 @@ static int imx_bbu_external_nand_update(struct bbu_handler *handler, struct bbu_ uint32_t num_bb = 0, bbt = 0; loff_t offset = 0; int block = 0, len, now, blocksize; - void *image = data->image; + void *image = NULL; ret = stat(data->devicefile, &s); if (ret) @@ -55,6 +55,12 @@ static int imx_bbu_external_nand_update(struct bbu_handler *handler, struct bbu_ if (ret) goto out; + image = memdup(data->image, data->len); + if (!image) { + ret = -ENOMEM; + goto out; + } + blocksize = meminfo.erasesize; size_need = data->len; @@ -172,6 +178,7 @@ static int imx_bbu_external_nand_update(struct bbu_handler *handler, struct bbu_ out: close(fd); + free(image); return ret; } |