Re: bug in kernel/sysctl.c (SYSIPC) ?

From: Randy.Dunlap (rddunlap@osdl.org)
Date: Tue Mar 18 2003 - 13:40:51 EST


On Tue, 18 Mar 2003 08:51:17 +0100 (CET) Der Herr Hofrat <der.herr@hofr.at> wrote:

| atleast in kernel 2.4.19 and 2.4.20 in kernel/sysctl.c shmmax and shmall use
| the proc_dointvec_minmax callback without passing a min/max value - is there
| a reson for this or is this a simple bug ?
|
| linux/kenrel/sysctl.c (line 221 for 2.4.19/20)
|
| #ifdef CONFIG_SYSVIPC
| {KERN_SHMMAX, "shmmax", &shm_ctlmax, sizeof (size_t),
| 0644, NULL, &proc_doulongvec_minmax},
| {KERN_SHMALL, "shmall", &shm_ctlall, sizeof (size_t),
| 0644, NULL, &proc_doulongvec_minmax},
| ...
| #endif

The min and max values default to 0 if not specified (initialized),
and the _minmax functions have code to handle those cases.

so as long as the intended min/max values were 0, I don't see a
problem. Are you seeing a problem?

--
~Randy
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