c64a48b95f
Pull in latest upstream post-tag commits * Patches 0001-0015 are from https://github.com/openSUSE/multipath-tools/tree/queue and are already queued for upstream Rename files * Previous patches 0001-0010 and now patches 0016-0025
83 lines
2.5 KiB
Diff
83 lines
2.5 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Martin Wilck <mwilck@suse.com>
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Date: Mon, 17 May 2021 22:37:34 +0200
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Subject: [PATCH] multipathd: cli_handlers: cleanup setting reply length
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Create a macro for setting the reply length for string literals
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correctly, and use it where necessary.
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In cli_del_path(), don't change the function's return code
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if just the buffer allocation for the reply failed.
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Reviewed-by: Benjamin Marzinski <bmarzins@redhat.com>
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Signed-off-by: Benjamin Marzinski <bmarzins@redhat.com>
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---
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multipathd/cli_handlers.c | 33 ++++++++++++---------------------
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1 file changed, 12 insertions(+), 21 deletions(-)
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diff --git a/multipathd/cli_handlers.c b/multipathd/cli_handlers.c
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index 6765fcf0..96064944 100644
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--- a/multipathd/cli_handlers.c
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+++ b/multipathd/cli_handlers.c
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@@ -32,6 +32,12 @@
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#include "foreign.h"
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#include "cli_handlers.h"
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+#define SET_REPLY_AND_LEN(__rep, __len, string_literal) \
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+ do { \
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+ *(__rep) = strdup(string_literal); \
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+ *(__len) = *(__rep) ? sizeof(string_literal) : 0; \
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+ } while (0)
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+
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int
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show_paths (char ** r, int * len, struct vectors * vecs, char * style,
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int pretty)
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@@ -802,8 +808,7 @@ cli_add_path (void * v, char ** reply, int * len, void * data)
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}
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return ev_add_path(pp, vecs, 1);
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blacklisted:
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- *reply = strdup("blacklisted\n");
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- *len = strlen(*reply) + 1;
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+ SET_REPLY_AND_LEN(reply, len, "blacklisted\n");
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condlog(2, "%s: path blacklisted", param);
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return 0;
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}
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@@ -824,23 +829,10 @@ cli_del_path (void * v, char ** reply, int * len, void * data)
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return 1;
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}
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ret = ev_remove_path(pp, vecs, 1);
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- if (ret == REMOVE_PATH_DELAY) {
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- *reply = strdup("delayed\n");
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- if (*reply)
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- *len = strlen(*reply) + 1;
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- else {
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- *len = 0;
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- ret = REMOVE_PATH_FAILURE;
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- }
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- } else if (ret == REMOVE_PATH_MAP_ERROR) {
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- *reply = strdup("map reload error. removed\n");
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- if (*reply)
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- *len = strlen(*reply) + 1;
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- else {
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- *len = 0;
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- ret = REMOVE_PATH_FAILURE;
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- }
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- }
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+ if (ret == REMOVE_PATH_DELAY)
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+ SET_REPLY_AND_LEN(reply, len, "delayed\n");
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+ else if (ret == REMOVE_PATH_MAP_ERROR)
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+ SET_REPLY_AND_LEN(reply, len, "map reload error. removed\n");
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return (ret == REMOVE_PATH_FAILURE);
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}
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@@ -865,8 +857,7 @@ cli_add_map (void * v, char ** reply, int * len, void * data)
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invalid = 1;
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pthread_cleanup_pop(1);
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if (invalid) {
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- *reply = strdup("blacklisted\n");
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- *len = strlen(*reply) + 1;
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+ SET_REPLY_AND_LEN(reply, len, "blacklisted\n");
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condlog(2, "%s: map blacklisted", param);
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return 1;
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}
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