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Fix the division by zero (sn9)

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6770 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
florian 2007-03-31 09:01:10 +00:00
parent 30f110e62b
commit ee8c52f35e
1 changed files with 5 additions and 4 deletions
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9
target/linux/rdc-2.6/files/drivers/mtd/maps/rdc3210.c
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@ -18,8 +18,8 @@
#ifndef RDC3210_STATIC_MAP #ifndef RDC3210_STATIC_MAP
#define RDC3210_STATIC_MAP 0 #define RDC3210_STATIC_MAP 0
#endif #endif
#ifndef RDC3210_NO_FACTORY_DFLT #ifndef RDC3210_FACTORY_DFLT
#define RDC3210_NO_FACTORY_DFLT 1 #define RDC3210_FACTORY_DFLT 0
#endif #endif
#ifndef RDC3210_USING_JFFS2 #ifndef RDC3210_USING_JFFS2
#define RDC3210_USING_JFFS2 1 #define RDC3210_USING_JFFS2 1
@ -121,7 +121,7 @@ static struct mtd_partition rdc3210_parts[] =
{ name: "linux", offset: 0, size: 0x003C0000 }, /* 3840 KB = (Kernel + ROMFS) = (768 KB + 3072 KB) */ { name: "linux", offset: 0, size: 0x003C0000 }, /* 3840 KB = (Kernel + ROMFS) = (768 KB + 3072 KB) */
{ name: "romfs", offset: 0x000C0000, size: 0x00300000 }, /* 3072 KB */ { name: "romfs", offset: 0x000C0000, size: 0x00300000 }, /* 3072 KB */
{ name: "nvram", offset: 0x003C0000, size: 0x00010000 }, /* 64 KB */ { name: "nvram", offset: 0x003C0000, size: 0x00010000 }, /* 64 KB */
#if RDC3210_STATIC_MAP || !RDC3210_NO_FACTORY_DFLT #if RDC3210_STATIC_MAP || RDC3210_FACTORY_DFLT
{ name: "factory", offset: 0x003D0000, size: 0x00010000 }, /* 64 KB */ { name: "factory", offset: 0x003D0000, size: 0x00010000 }, /* 64 KB */
#endif #endif
{ name: "bootldr", offset: 0x003E0000, size: 0x00020000 }, /* 128 KB */ { name: "bootldr", offset: 0x003E0000, size: 0x00020000 }, /* 128 KB */
@ -173,6 +173,7 @@ mod_init_t init_rdc3210_map(void)
return -EIO; return -EIO;
} }
#if RDC3210_FACTORY_DFLT
/* 1. Adjust Redboot */ /* 1. Adjust Redboot */
tmp = flashdrv_get_size() - rdc3210_parts[4].size; tmp = flashdrv_get_size() - rdc3210_parts[4].size;
rdc3210_parts[4].offset = flashdrv_get_sector_addr(flashdrv_get_sector(tmp)); rdc3210_parts[4].offset = flashdrv_get_sector_addr(flashdrv_get_sector(tmp));
@ -195,7 +196,7 @@ mod_init_t init_rdc3210_map(void)
tmp = hdr->kernelsz + sizeof(gt_imghdr_t); tmp = hdr->kernelsz + sizeof(gt_imghdr_t);
rdc3210_parts[1].offset = rdc3210_parts[0].offset + (((tmp / tmp2) + ((tmp % tmp2) ? 1 : 0)) * tmp2); rdc3210_parts[1].offset = rdc3210_parts[0].offset + (((tmp / tmp2) + ((tmp % tmp2) ? 1 : 0)) * tmp2);
rdc3210_parts[1].size = rdc3210_parts[2].offset - rdc3210_parts[1].offset; rdc3210_parts[1].size = rdc3210_parts[2].offset - rdc3210_parts[1].offset;
#if RDC3210_NO_FACTORY_DFLT #else
/* 1. Adjust Redboot */ /* 1. Adjust Redboot */
tmp = flashdrv_get_size() - rdc3210_parts[3].size; tmp = flashdrv_get_size() - rdc3210_parts[3].size;
rdc3210_parts[3].offset = flashdrv_get_sector_addr(flashdrv_get_sector(tmp)); rdc3210_parts[3].offset = flashdrv_get_sector_addr(flashdrv_get_sector(tmp));