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fix checks in *_num() functions: only when/where necessary

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This commit is contained in:
marschap
2006-04-11 20:57:15 +00:00
parent 66e38659cb
commit 65a473f2b7
12 changed files with 34 additions and 27 deletions
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server/drivers/stv5730.c
+3 -9
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@@ -273,10 +273,8 @@ stv5730_drawchar2fb (Driver *drvthis, int x, int y, unsigned char z)
{
PrivateData *p = drvthis->private_data;
if (x < 0 || x >= STV5730_WID || y < 0 || y >= STV5730_HGT)
return;
p->framebuf[(y * STV5730_WID) + x] = stv5730_to_ascii[(unsigned int) z];
if ((x >= 0) && (x < STV5730_WID) && (y >= 0) && (y < STV5730_HGT))
p->framebuf[(y * STV5730_WID) + x] = stv5730_to_ascii[(unsigned int) z];
}
/////////////////////////////////////////////////////////////////
@@ -553,11 +551,7 @@ stv5730_num (Driver *drvthis, int x, int num)
x--;
if (x < 0 || x > 19 || num < 0 || num > 10)
return;
if (num != 10 && (x < 0 || x > 17))
return;
if (num == 10 && (x < 0 || x > 19))
if ((x >= STV5730_WID) || (num < 0) || (num > 10))
return;
for (j = 1; j < 10; j++) {