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rl_expand(): check if new length isn't already more than requested

edge.strict_endians
szaka 2005-08-03 21:35:22 +00:00
parent 0959ea9907
commit 22590fea7e
1 changed files with 7 additions and 3 deletions
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10
ntfsprogs/ntfsresize.c
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@ -1809,7 +1809,11 @@ static void rl_expand(runlist **rl, const VCN last_vcn)
len = rl_items(p);
if (len <= 1)
err_exit("ntfs_rl_expand: bad runlist length: %d\n", len);
err_exit("rl_expand: bad runlist length: %d\n", len);
if (p[len - 1].vcn > last_vcn)
err_exit("rl_expand: length is already more than requested "
"(%lld > %lld)\n", p[len - 1].vcn, last_vcn);
if (p[len - 2].lcn == LCN_HOLE) {
@ -1820,7 +1824,7 @@ static void rl_expand(runlist **rl, const VCN last_vcn)
p = realloc(*rl, ++len * sizeof(runlist_element));
if (!p)
perr_exit("ntfs_rl_expand: realloc");
perr_exit("rl_expand: realloc");
p[len - 2].lcn = LCN_HOLE;
p[len - 2].length = last_vcn - p[len - 2].vcn;
@ -1828,7 +1832,7 @@ static void rl_expand(runlist **rl, const VCN last_vcn)
*rl = p;
} else
err_exit("ntfs_rl_expand: bad LCN: %lld\n", p[len - 2].lcn);
err_exit("rl_expand: bad LCN: %lld\n", p[len - 2].lcn);
}
/**