* [Patch] Wrong out of range check in drivers/char/applicom.c
@ 2006-04-09 17:06 Eric Sesterhenn
0 siblings, 0 replies; only message in thread
From: Eric Sesterhenn @ 2006-04-09 17:06 UTC (permalink / raw)
To: LKML; +Cc: dwmw2
hi,
this fixes coverity bug id #469. The out of range check didnt
work as intended, as seen by the printk(), which states that
boardno has to be 1 <= boardno <= MAX_BOARD.
Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
--- linux-2.6.17-rc1/drivers/char/applicom.c.orig 2006-04-09 18:57:29.000000000 +0200
+++ linux-2.6.17-rc1/drivers/char/applicom.c 2006-04-09 18:57:55.000000000 +0200
@@ -142,7 +142,7 @@ static int ac_register_board(unsigned lo
if (!boardno)
boardno = readb(loc + NUMCARD_OWNER_TO_PC);
- if (!boardno && boardno > MAX_BOARD) {
+ if (!boardno || boardno > MAX_BOARD) {
printk(KERN_WARNING "Board #%d (at 0x%lx) is out of range (1 <= x <= %d).\n",
boardno, physloc, MAX_BOARD);
return 0;
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2006-04-09 17:06 [Patch] Wrong out of range check in drivers/char/applicom.c Eric Sesterhenn
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