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libdm: init char array

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When non-root uses dm_check_version() it's been printing some unit
values from stack. So always init those vars.
This commit is contained in:
Zdenek Kabelac 2014-10-31 13:04:46 +01:00
parent e09ee21fd4
commit ed2a0560ad
2 changed files with 2 additions and 1 deletions
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1
WHATS_NEW_DM
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@ -1,5 +1,6 @@
Version 1.02.91 -
====================================
Don't print uninitialized stack bytes when non-root uses dm_check_version().
Fix selection criteria to not match reserved values when using >, <, >=, <.
Add DM_LIST_HEAD_INIT macro to libdevmapper.h
Fix dm_is_dm_major to not issue error about missing /proc lines for dm module.

2
libdm/ioctl/libdm-iface.c
View File

@ -544,7 +544,7 @@ static int _check_version(char *version, size_t size, int log_suppress)
*/
int dm_check_version(void)
{
char libversion[64], dmversion[64];
char libversion[64] = "", dmversion[64] = "";
const char *compat = "";
if (_version_checked)