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lib: Prevent unininted usage of data

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Valgrind reports that some data being used in the
stack unwind of a crash is being used uninitailized.

Signed-off-by: Donald Sharp <sharpd@nvidia.com>
This commit is contained in:
Donald Sharp 2021-01-30 16:19:08 -05:00
parent c882c9dd80
commit 63e040391d
1 changed files with 3 additions and 0 deletions
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3
lib/log.c
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@ -179,6 +179,9 @@ void zlog_backtrace_sigsafe(int priority, void *program_counter)
unw_word_t ip, off, sp;
Dl_info dlinfo;
memset(&uc, 0, sizeof(uc));
memset(&cursor, 0, sizeof(cursor));
unw_getcontext(&uc);
unw_init_local(&cursor, &uc);
while (unw_step(&cursor) > 0) {