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authorLinus Torvalds <torvalds@linux-foundation.org>2013-07-17 20:43:55 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2013-07-17 20:43:55 (GMT)
commit61f98b0fca802d7e0191072606519e2230a6226d (patch)
tree2f6d5f85ea21042c0299e6204c9a99f3a7172279 /fs/nfsd
parentc0d15cc7ee8c0d1970197d9eb1727503bcdd2471 (diff)
parentb2781e1021525649c0b33fffd005ef219da33926 (diff)
downloadlinux-61f98b0fca802d7e0191072606519e2230a6226d.tar.xz
Merge branch 'for-3.11' of git://linux-nfs.org/~bfields/linux
Pull nfsd bugfixes from Bruce Fields: "Just three minor bugfixes" * 'for-3.11' of git://linux-nfs.org/~bfields/linux: svcrdma: underflow issue in decode_write_list() nfsd4: fix minorversion support interface lockd: protect nlm_blocked access in nlmsvc_retry_blocked
Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/nfs4proc.c2
-rw-r--r--fs/nfsd/nfsd.h1
-rw-r--r--fs/nfsd/nfssvc.c13
3 files changed, 8 insertions, 8 deletions
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index a7cee86..0d4c410 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -1293,7 +1293,7 @@ nfsd4_proc_compound(struct svc_rqst *rqstp,
* According to RFC3010, this takes precedence over all other errors.
*/
status = nfserr_minor_vers_mismatch;
- if (args->minorversion > nfsd_supported_minorversion)
+ if (nfsd_minorversion(args->minorversion, NFSD_TEST) <= 0)
goto out;
status = nfs41_check_op_ordering(args);
diff --git a/fs/nfsd/nfsd.h b/fs/nfsd/nfsd.h
index 2bbd94e..30f34ab 100644
--- a/fs/nfsd/nfsd.h
+++ b/fs/nfsd/nfsd.h
@@ -53,7 +53,6 @@ struct readdir_cd {
extern struct svc_program nfsd_program;
extern struct svc_version nfsd_version2, nfsd_version3,
nfsd_version4;
-extern u32 nfsd_supported_minorversion;
extern struct mutex nfsd_mutex;
extern spinlock_t nfsd_drc_lock;
extern unsigned long nfsd_drc_max_mem;
diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c
index 6b9f48c..760c85a 100644
--- a/fs/nfsd/nfssvc.c
+++ b/fs/nfsd/nfssvc.c
@@ -116,7 +116,10 @@ struct svc_program nfsd_program = {
};
-u32 nfsd_supported_minorversion = 1;
+static bool nfsd_supported_minorversions[NFSD_SUPPORTED_MINOR_VERSION + 1] = {
+ [0] = 1,
+ [1] = 1,
+};
int nfsd_vers(int vers, enum vers_op change)
{
@@ -151,15 +154,13 @@ int nfsd_minorversion(u32 minorversion, enum vers_op change)
return -1;
switch(change) {
case NFSD_SET:
- nfsd_supported_minorversion = minorversion;
+ nfsd_supported_minorversions[minorversion] = true;
break;
case NFSD_CLEAR:
- if (minorversion == 0)
- return -1;
- nfsd_supported_minorversion = minorversion - 1;
+ nfsd_supported_minorversions[minorversion] = false;
break;
case NFSD_TEST:
- return minorversion <= nfsd_supported_minorversion;
+ return nfsd_supported_minorversions[minorversion];
case NFSD_AVAIL:
return minorversion <= NFSD_SUPPORTED_MINOR_VERSION;
}