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Fix an unchecked return value in zfsd

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It's pretty unlikely to actually hit this, but good to check it anyway

Reported by:	Coverity
CID:		1362018
MFC after:	4 weeks
Sponsored by:	Spectra Logic Corp
This commit is contained in:
Alan Somers 2017-01-18 22:10:18 +00:00
parent daa0d9dd7e
commit 9df99d6ed0
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=312396
1 changed files with 5 additions and 2 deletions
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7
cddl/usr.sbin/zfsd/case_file.cc
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@ -656,8 +656,11 @@ CaseFile::DeSerializeFile(const char *fileName)
uint64_t vdevGUID;
nvlist_t *vdevConf;
sscanf(fileName, "pool_%" PRIu64 "_vdev_%" PRIu64 ".case",
&poolGUID, &vdevGUID);
if (sscanf(fileName, "pool_%" PRIu64 "_vdev_%" PRIu64 ".case",
&poolGUID, &vdevGUID) != 2) {
throw ZfsdException("CaseFile::DeSerialize: "
"Unintelligible CaseFile filename %s.\n", fileName);
}
existingCaseFile = Find(Guid(poolGUID), Guid(vdevGUID));
if (existingCaseFile != NULL) {
/*