Date: | 2011-01-09 20:55:36 (13 years 2 months ago) |
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Author: | Maarten ter Huurne |
Commit: | 9c70070ba42528526a1f04d3f3b1b218469df065 |
Message: | mtd: nand: Fixed null pointer dereference. The "bd" argument of verify_bbt_descr() was dereferenced before it was checked for NULL. |
Files: |
drivers/mtd/nand/nand_bbt.c (1 diff) |
Change Details
drivers/mtd/nand/nand_bbt.c | ||
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1100 | 1100 | static void verify_bbt_descr(struct mtd_info *mtd, struct nand_bbt_descr *bd) |
1101 | 1101 | { |
1102 | 1102 | struct nand_chip *this = mtd->priv; |
1103 | u32 pattern_len = bd->len; | |
1104 | u32 bits = bd->options & NAND_BBT_NRBITS_MSK; | |
1105 | u32 table_size; | |
1103 | u32 pattern_len, bits, table_size; | |
1106 | 1104 | |
1107 | 1105 | if (!bd) |
1108 | 1106 | return; |
1107 | ||
1108 | pattern_len = bd->len; | |
1109 | bits = bd->options & NAND_BBT_NRBITS_MSK; | |
1110 | ||
1109 | 1111 | BUG_ON((this->options & NAND_USE_FLASH_BBT_NO_OOB) && |
1110 | 1112 | !(this->options & NAND_USE_FLASH_BBT)); |
1111 | 1113 | BUG_ON(!bits); |
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Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
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