diff options
Diffstat (limited to 'fsck.c')
| -rw-r--r-- | fsck.c | 12 |
1 files changed, 6 insertions, 6 deletions
@@ -245,6 +245,8 @@ static int fsck_tree(struct tree *item, int strict, fsck_error error_func) static int fsck_ident(char **ident, struct object *obj, fsck_error error_func) { + char *end; + if (**ident == '<') return error_func(obj, FSCK_ERROR, "invalid author/committer line - missing space before email"); *ident += strcspn(*ident, "<>\n"); @@ -264,10 +266,11 @@ static int fsck_ident(char **ident, struct object *obj, fsck_error error_func) (*ident)++; if (**ident == '0' && (*ident)[1] != ' ') return error_func(obj, FSCK_ERROR, "invalid author/committer line - zero-padded date"); - *ident += strspn(*ident, "0123456789"); - if (**ident != ' ') + if (strtoul(*ident, &end, 10) == ULONG_MAX) + return error_func(obj, FSCK_ERROR, "invalid author/committer line - date causes integer overflow"); + if (end == *ident || *end != ' ') return error_func(obj, FSCK_ERROR, "invalid author/committer line - bad date"); - (*ident)++; + *ident = end + 1; if ((**ident != '+' && **ident != '-') || !isdigit((*ident)[1]) || !isdigit((*ident)[2]) || @@ -287,9 +290,6 @@ static int fsck_commit(struct commit *commit, fsck_error error_func) int parents = 0; int err; - if (commit->date == ULONG_MAX) - return error_func(&commit->object, FSCK_ERROR, "invalid author/committer line"); - if (memcmp(buffer, "tree ", 5)) return error_func(&commit->object, FSCK_ERROR, "invalid format - expected 'tree' line"); if (get_sha1_hex(buffer+5, tree_sha1) || buffer[45] != '\n') |