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strncpy's third argument should be the length of the dest buffer, not the source.

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Jeremy Sowden
2019-07-12 23:28:14 +01:00
committed by Carlos R. Mafra
parent a7baed6cf7
commit d9bc96e497
1 changed files with 3 additions and 3 deletions
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6
src/event.c
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@@ -1006,9 +1006,9 @@ static void handleClientMessage(XEvent * event)
char *command; char *command;
size_t len; size_t len;
len = sizeof(event->xclient.data.b) + 1; len = sizeof(event->xclient.data.b);
command = wmalloc(len); command = wmalloc(len + 1);
strncpy(command, event->xclient.data.b, sizeof(event->xclient.data.b)); strncpy(command, event->xclient.data.b, len);
if (strncmp(command, "Reconfigure", sizeof("Reconfigure")) == 0) { if (strncmp(command, "Reconfigure", sizeof("Reconfigure")) == 0) {
wwarning(_("Got Reconfigure command")); wwarning(_("Got Reconfigure command"));