49 lines
1.4 KiB
Diff
49 lines
1.4 KiB
Diff
commit a709f25c1da4a2fb44a1f3fd060298fbbd88aa3c
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Author: Steve Dickson <steved@redhat.com>
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Date: Tue May 14 15:52:50 2019 -0400
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mount: Report correct error in the fall_back cases.
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In mount auto negotiation, a v3 mount is tried
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when the v4 fails with error that could mean
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v4 is not supported.
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When the v3 mount fails, the original v4 failure
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should be used to set the errno, not the v3 failure.
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Fixes:https://bugzilla.redhat.com/show_bug.cgi?id=1709961
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Signed-off-by: Steve Dickson <steved@redhat.com>
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diff -up nfs-utils-2.3.3/utils/mount/stropts.c.orig nfs-utils-2.3.3/utils/mount/stropts.c
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--- nfs-utils-2.3.3/utils/mount/stropts.c.orig 2019-08-12 10:58:32.610650773 -0400
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+++ nfs-utils-2.3.3/utils/mount/stropts.c 2019-08-12 11:10:39.661142985 -0400
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@@ -888,7 +888,7 @@ out:
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*/
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static int nfs_autonegotiate(struct nfsmount_info *mi)
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{
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- int result;
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+ int result, olderrno;
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result = nfs_try_mount_v4(mi);
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check_result:
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@@ -948,7 +948,18 @@ fall_back:
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if (mi->version.v_mode == V_GENERAL)
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/* v2,3 fallback not allowed */
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return result;
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- return nfs_try_mount_v3v2(mi, FALSE);
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+
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+ /*
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+ * Save the original errno in case the v3
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+ * mount fails from one of the fall_back cases.
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+ * Report the first failure not the v3 mount failure
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+ */
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+ olderrno = errno;
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+ if ((result = nfs_try_mount_v3v2(mi, FALSE)))
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+ return result;
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+
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+ errno = olderrno;
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+ return result;
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}
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/*
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