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| author | Sami Kerola | 2014-11-25 21:04:44 +0100 |
|---|---|---|
| committer | Karel Zak | 2014-12-19 11:32:38 +0100 |
| commit | 3ce29d6d469e9043a37427088e25f8837585f34c (patch) | |
| tree | 08fe6858bce4eb3336dbfcaf2cce4a74e4c97471 /sys-utils/ipcutils.c | |
| parent | lscpu: blacklist vmware_bdoor() AddressSanitizer check (diff) | |
| download | kernel-qcow2-util-linux-3ce29d6d469e9043a37427088e25f8837585f34c.tar.gz kernel-qcow2-util-linux-3ce29d6d469e9043a37427088e25f8837585f34c.tar.xz kernel-qcow2-util-linux-3ce29d6d469e9043a37427088e25f8837585f34c.zip | |
ipcs: fix two data type errors [AddressSanitizer]
==3218==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7fffa577e2b0 at pc 0x4501f9 bp 0x7fffa577e130 sp 0x7fffa577e108
WRITE of size 112 at 0x7fffa577e2b0 thread T0
#0 0x4501f8 in shmctl /home/users/aadgrand/LLVM/releases/ubuntu/final/llvm.src/projects/compiler-rt/lib/sanitizer_common/sanitizer_common_interceptors.inc:2502
#1 0x48bd13 in ipc_shm_get_info /home/travis/build/kerolasa/lelux-utiliteetit/sys-utils/ipcutils.c:157
#2 0x488884 in do_shm /home/travis/build/kerolasa/lelux-utiliteetit/sys-utils/ipcs.c:279
#3 0x4844a8 in main /home/travis/build/kerolasa/lelux-utiliteetit/sys-utils/ipcs.c:175
#4 0x2afb3f8c176c (/lib/x86_64-linux-gnu/libc.so.6+0x2176c)
#5 0x48408c in _start (/home/travis/build/kerolasa/lelux-utiliteetit/ipcs+0x48408c)
Signed-off-by: Sami Kerola <kerolasa@iki.fi>
Diffstat (limited to 'sys-utils/ipcutils.c')
| -rw-r--r-- | sys-utils/ipcutils.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys-utils/ipcutils.c b/sys-utils/ipcutils.c index c45162ad8..3d5249c93 100644 --- a/sys-utils/ipcutils.c +++ b/sys-utils/ipcutils.c @@ -98,7 +98,7 @@ int ipc_shm_get_info(int id, struct shm_data **shmds) FILE *f; int i = 0, maxid; struct shm_data *p; - struct shm_info dummy; + struct shmid_ds dummy; p = *shmds = xcalloc(1, sizeof(struct shm_data)); p->next = NULL; @@ -154,7 +154,7 @@ int ipc_shm_get_info(int id, struct shm_data **shmds) /* Fallback; /proc or /sys file(s) missing. */ shm_fallback: - maxid = shmctl(0, SHM_INFO, (struct shmid_ds *) &dummy); + maxid = shmctl(0, SHM_INFO, &dummy); for (int j = 0; j <= maxid; j++) { int shmid; |