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tree: Fix check for valid attributes

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This commit is contained in:
Vicent Marti 2011-09-27 14:31:57 +02:00
parent 9ef9e8c3ad
commit 8e9bfa4cf0
1 changed files with 4 additions and 2 deletions
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6
src/tree.c
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@ -15,7 +15,8 @@
#define MAX_FILEMODE 0777777 #define MAX_FILEMODE 0777777
#define MAX_FILEMODE_BYTES 6 #define MAX_FILEMODE_BYTES 6
static int valid_attributes(const int attributes) { static int valid_attributes(const int attributes)
{
return attributes >= 0 && attributes <= MAX_FILEMODE; return attributes >= 0 && attributes <= MAX_FILEMODE;
} }
@ -169,8 +170,9 @@ static int tree_parse_buffer(git_tree *tree, const char *buffer, const char *buf
return GIT_ENOMEM; return GIT_ENOMEM;
if (git__strtol32(&tmp, buffer, &buffer, 8) < GIT_SUCCESS || if (git__strtol32(&tmp, buffer, &buffer, 8) < GIT_SUCCESS ||
!buffer || tmp > UINT_MAX || tmp < 0) !buffer || !valid_attributes(tmp))
return git__throw(GIT_EOBJCORRUPTED, "Failed to parse tree. Can't parse attributes"); return git__throw(GIT_EOBJCORRUPTED, "Failed to parse tree. Can't parse attributes");
entry->attr = tmp; entry->attr = tmp;
if (*buffer++ != ' ') { if (*buffer++ != ' ') {