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cov: validate major and minor

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Check  major and minor is >= 0.
This commit is contained in:
Zdenek Kabelac 2024-03-28 23:37:51 +01:00
parent 93a633092a
commit ee496f2846
1 changed files with 5 additions and 0 deletions
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5
tools/pvscan.c
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@ -880,6 +880,11 @@ static int _get_args(struct cmd_context *cmd, int argc, char **argv,
continue; continue;
} }
if ((major < 0) || (minor < 0)) {
log_warn("WARNING: Invalid major:minor %d:%d, skipping.", major, minor);
continue;
}
if (!(arg = dm_pool_zalloc(cmd->mem, sizeof(*arg)))) if (!(arg = dm_pool_zalloc(cmd->mem, sizeof(*arg))))
return_0; return_0;
arg->devno = MKDEV(major, minor); arg->devno = MKDEV(major, minor);