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libbpftune: ensure we only init ".so" objects #124

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alan-maguire merged 1 commit into from
Dec 2, 2024
Merged

libbpftune: ensure we only init ".so" objects #124

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libbpftune: ensure we only init ".so" objects 
Need to ensure suffix is ".so" without additional following
chars.

Reported-by: Bernd Zeimetz <[email protected]>
Signed-off-by: Alan Maguire <[email protected]>
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@alan-maguire
alan-maguire committed Dec 2, 2024
commit 410583fac1ec6d4b75c7993378dd2f3564070a81
8 changes: 6 additions & 2 deletions src/bpftune.c
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Original file line number Diff line number Diff line change
Expand Up @@ -118,9 +118,13 @@ void *inotify_thread(void *arg)

for (i = 0; i < len; i += sizeof(struct inotify_event)) {
struct inotify_event *event = (struct inotify_event *)&buf[i];
char *suffix;

if (event->mask & IN_ISDIR ||
!strstr(event->name, ".so"))
if (event->mask & IN_ISDIR)
continue;
/* ensure suffix is ".so" with no additional chars following */
suffix = strstr(event->name, ".so");
if (!suffix || strlen(suffix) != strlen(".so"))
continue;
snprintf(library_path, sizeof(library_path), "%s/%s",
library_dir, event->name);
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