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updated for version 7.3.739

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Problem:    Computing number of lines may have an integer overflow.
Solution:   Check for MAXCOL explicitly. (Dominique Pelle)
This commit is contained in:
Bram Moolenaar 2012-11-28 18:22:11 +01:00
parent 2df58b4a58
commit f4f1956724
2 changed files with 5 additions and 3 deletions
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6
src/move.c
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@ -2576,7 +2576,7 @@ get_scroll_overlap(lp, dir)
else
topline_back(lp);
h2 = lp->height;
if (h2 + h1 > min_height)
if (h2 == MAXCOL || h2 + h1 > min_height)
{
*lp = loff0; /* no overlap */
return;
@ -2588,7 +2588,7 @@ get_scroll_overlap(lp, dir)
else
topline_back(lp);
h3 = lp->height;
if (h3 + h2 > min_height)
if (h3 == MAXCOL || h3 + h2 > min_height)
{
*lp = loff0; /* no overlap */
return;
@ -2600,7 +2600,7 @@ get_scroll_overlap(lp, dir)
else
topline_back(lp);
h4 = lp->height;
if (h4 + h3 + h2 > min_height || h3 + h2 + h1 > min_height)
if (h4 == MAXCOL || h4 + h3 + h2 > min_height || h3 + h2 + h1 > min_height)
*lp = loff1; /* 1 line overlap */
else
*lp = loff2; /* 2 lines overlap */

2
src/version.c
View File

@ -725,6 +725,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
739,
/**/
738,
/**/