system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-07-23 19:49:59 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

[PATCH] correct sys_shmget allocation check

Browse source 
As written, sys_shmget will return ENOSPC when one page is still
available for allocation. This patch corrects the test.

Signed-off-by: Guy Streeter <guy.streeter+lkml@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
--
This commit is contained in:
Guy Streeter 2007-01-23 12:20:04 -06:00 committed by Linus Torvalds
parent 821836e5ba
commit f66d45e99e
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
ipc/shm.c
View file

@ -279,7 +279,7 @@ static int newseg (struct ipc_namespace *ns, key_t key, int shmflg, size_t size)
if (size < SHMMIN || size > ns->shm_ctlmax)
return -EINVAL;
if (ns->shm_tot + numpages >= ns->shm_ctlall)
if (ns->shm_tot + numpages > ns->shm_ctlall)
return -ENOSPC;
shp = ipc_rcu_alloc(sizeof(*shp));