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5de96c |
From 0b94306d2c1305aee1c56bc9f927f95371484844 Mon Sep 17 00:00:00 2001
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5de96c |
From: Frediano Ziglio <fziglio@redhat.com>
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5de96c |
Date: Sat, 20 Jul 2019 14:42:10 +0100
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5de96c |
Subject: [PATCH 9/9] x11: Change check to make code scanners not giving
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5de96c |
warning
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5de96c |
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5de96c |
Some code scanners (both Coverity and clang one) report that
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
5de96c |
prev_sel/prev_cond could be unreferenced while NULL.
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5de96c |
Change condition to make clear a NULL pointer is not used.
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5de96c |
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5de96c |
Signed-off-by: Frediano Ziglio <fziglio@redhat.com>
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5de96c |
Acked-by: Victor Toso <victortoso@redhat.com>
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
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---
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5de96c |
src/vdagent/x11.c | 6 ++----
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5de96c |
1 file changed, 2 insertions(+), 4 deletions(-)
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5de96c |
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diff --git a/src/vdagent/x11.c b/src/vdagent/x11.c
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5de96c |
index 966ea62..6f83849 100644
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5de96c |
--- a/src/vdagent/x11.c
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5de96c |
+++ b/src/vdagent/x11.c
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5de96c |
@@ -392,7 +392,7 @@ static void vdagent_x11_set_clipboard_owner(struct vdagent_x11 *x11,
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5de96c |
once = 0;
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}
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5de96c |
vdagent_x11_send_selection_notify(x11, None, curr_sel);
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- if (curr_sel == x11->selection_req) {
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5de96c |
+ if (prev_sel == NULL) {
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5de96c |
x11->selection_req = next_sel;
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5de96c |
free(x11->selection_req_data);
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5de96c |
x11->selection_req_data = NULL;
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5de96c |
@@ -400,7 +400,6 @@ static void vdagent_x11_set_clipboard_owner(struct vdagent_x11 *x11,
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5de96c |
x11->selection_req_data_size = 0;
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5de96c |
x11->selection_req_atom = None;
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} else {
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5de96c |
- // coverity[var_deref_op] if it is not the first there's a previous
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5de96c |
prev_sel->next = next_sel;
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5de96c |
}
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5de96c |
free(curr_sel);
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@@ -424,12 +423,11 @@ static void vdagent_x11_set_clipboard_owner(struct vdagent_x11 *x11,
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if (x11->vdagentd)
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udscs_write(x11->vdagentd, VDAGENTD_CLIPBOARD_DATA, selection,
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5de96c |
VD_AGENT_CLIPBOARD_NONE, NULL, 0);
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- if (curr_conv == x11->conversion_req) {
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+ if (prev_conv == NULL) {
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x11->conversion_req = next_conv;
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x11->clipboard_data_size = 0;
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x11->expect_property_notify = 0;
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} else {
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- // coverity[var_deref_op] if it is not the first there's a previous
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prev_conv->next = next_conv;
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}
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free(curr_conv);
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--
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2.21.0
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