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applypatch: Fix the checking in WriteToPartition().

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WriteToPartition() should consider a target name as valid if it contains
multiple colons. But only the first two fields will be used.

Bug: 22725128
Change-Id: Ie9404375e24045c115595eec6ce5b6423da8fc3e
This commit is contained in:
Tao Bao 2015-07-24 15:29:12 -07:00
parent dd738c11a4
commit 1ce7a2a63d
1 changed files with 4 additions and 3 deletions
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7
applypatch/applypatch.cpp
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@ -312,13 +312,14 @@ int SaveFileContents(const char* filename, const FileContents* file) {
}
// Write a memory buffer to 'target' partition, a string of the form
// "MTD:<partition>[:...]" or "EMMC:<partition_device>". Return 0 on
// success.
// "MTD:<partition>[:...]" or "EMMC:<partition_device>[:...]". The target name
// might contain multiple colons, but WriteToPartition() only uses the first
// two and ignores the rest. Return 0 on success.
int WriteToPartition(unsigned char* data, size_t len, const char* target) {
std::string copy(target);
std::vector<std::string> pieces = android::base::Split(copy, ":");
if (pieces.size() != 2) {
if (pieces.size() < 2) {
printf("WriteToPartition called with bad target (%s)\n", target);
return -1;
}