nvram: refuse to open NVRAM for writing if it's too big to be handled
Otherwise writing anything will result in loosing data. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> SVN-Revision: 45565
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1 changed files with 2 additions and 2 deletions
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@ -389,8 +389,8 @@ nvram_handle_t * nvram_open(const char *file, int rdonly)
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header = nvram_header(h);
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if( header->magic == NVRAM_MAGIC )
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{
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if (header->magic == NVRAM_MAGIC &&
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(rdonly || header->len < NVRAM_SPACE)) {
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_nvram_rehash(h);
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free(mtd);
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return h;
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