diff options
Diffstat (limited to 'target/linux/brcm47xx/patches-4.0/031-02-MIPS-BCM47XX-Simplify-function-looking-for-NVRAM-ent.patch')
-rw-r--r-- | target/linux/brcm47xx/patches-4.0/031-02-MIPS-BCM47XX-Simplify-function-looking-for-NVRAM-ent.patch | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/target/linux/brcm47xx/patches-4.0/031-02-MIPS-BCM47XX-Simplify-function-looking-for-NVRAM-ent.patch b/target/linux/brcm47xx/patches-4.0/031-02-MIPS-BCM47XX-Simplify-function-looking-for-NVRAM-ent.patch deleted file mode 100644 index 7a3ddc3980..0000000000 --- a/target/linux/brcm47xx/patches-4.0/031-02-MIPS-BCM47XX-Simplify-function-looking-for-NVRAM-ent.patch +++ /dev/null @@ -1,59 +0,0 @@ -From f6f895644230b13618f14f7108f9b23a21a87bfa Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com> -Date: Tue, 12 May 2015 18:46:12 +0200 -Subject: [PATCH] MIPS: BCM47XX: Simplify function looking for NVRAM entry -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -First of all it shouldn't modify copied NVRAM just to make sure it can -loop over all entries. It's enough to just compare current position -pointer with the end of buffer address. -Secondly buffer is guaranteed to be \0 ended, so we don't need strnchr. - -Signed-off-by: Rafał Miłecki <zajec5@gmail.com> -Cc: linux-mips@linux-mips.org -Cc: Hauke Mehrtens <hauke@hauke-m.de> -Cc: Hante Meuleman <meuleman@broadcom.com> -Cc: Ian Kent <raven@themaw.net> -Patchwork: https://patchwork.linux-mips.org/patch/10032/ -Signed-off-by: Ralf Baechle <ralf@linux-mips.org> ---- - arch/mips/bcm47xx/nvram.c | 13 +++++-------- - 1 file changed, 5 insertions(+), 8 deletions(-) - ---- a/arch/mips/bcm47xx/nvram.c -+++ b/arch/mips/bcm47xx/nvram.c -@@ -171,7 +171,7 @@ static int nvram_init(void) - int bcm47xx_nvram_getenv(const char *name, char *val, size_t val_len) - { - char *var, *value, *end, *eq; -- int data_left, err; -+ int err; - - if (!name) - return -EINVAL; -@@ -184,19 +184,16 @@ int bcm47xx_nvram_getenv(const char *nam - - /* Look for name=value and return value */ - var = &nvram_buf[sizeof(struct nvram_header)]; -- end = nvram_buf + sizeof(nvram_buf) - 2; -- end[0] = '\0'; -- end[1] = '\0'; -- for (; *var; var = value + strlen(value) + 1) { -- data_left = end - var; -- -- eq = strnchr(var, data_left, '='); -+ end = nvram_buf + sizeof(nvram_buf); -+ while (var < end && *var) { -+ eq = strchr(var, '='); - if (!eq) - break; - value = eq + 1; - if (eq - var == strlen(name) && - strncmp(var, name, eq - var) == 0) - return snprintf(val, val_len, "%s", value); -+ var = value + strlen(value) + 1; - } - return -ENOENT; - } |