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47 lines
1.1 KiB
47 lines
1.1 KiB
6 years ago
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From 40b054e1dc9e334621fd2081bf6fc46b01dd7ef4 Mon Sep 17 00:00:00 2001
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From: Jes Sorensen <Jes.Sorensen@gmail.com>
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Date: Wed, 5 Apr 2017 15:44:20 -0400
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Subject: [RHEL7.5 PATCH 063/169] mdopen/open_mddev: Use
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md_get_array_info() to determine valid array
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md_get_array_info() can be used instead of md_get_version() to
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determine this is in fact a valid array.
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Signed-off-by: Jes Sorensen <Jes.Sorensen@gmail.com>
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---
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mdopen.c | 6 +++++-
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1 file changed, 5 insertions(+), 1 deletion(-)
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diff --git a/mdopen.c b/mdopen.c
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index 685ca32..fe240e5 100644
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--- a/mdopen.c
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+++ b/mdopen.c
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@@ -416,19 +416,23 @@ int create_mddev(char *dev, char *name, int autof, int trustworthy,
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*/
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int open_mddev(char *dev, int report_errors)
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{
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+ struct mdu_array_info_s array;
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int mdfd = open(dev, O_RDONLY);
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+
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if (mdfd < 0) {
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if (report_errors)
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pr_err("error opening %s: %s\n",
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dev, strerror(errno));
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return -1;
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}
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- if (md_get_version(mdfd) <= 0) {
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+
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+ if (md_get_array_info(mdfd, &array) != 0) {
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close(mdfd);
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if (report_errors)
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pr_err("%s does not appear to be an md device\n", dev);
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return -2;
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}
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+
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return mdfd;
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}
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--
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2.7.4
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