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zgetdump: initalize sigact to 0

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This fixes the following Valgrind finding:

==28040== Syscall param rt_sigaction(act->sa_flags) points to uninitialised byte(s)
==28040==    at 0x48C98B0: __libc_sigaction (sigaction.c:58)
==28040==    by 0x10D507: sig_handler_init (zgetdump.c:58)
==28040==    by 0x10D507: main (zgetdump.c:179)
==28040==  Address 0x1ffefffc84 is on thread 1's stack
==28040==  in frame #0, created by __libc_sigaction (sigaction.c:43)

Reviewed-by: Alexander Egorenkov <egorenar@linux.ibm.com>
Signed-off-by: Marc Hartmayer <mhartmay@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
This commit is contained in:
Marc Hartmayer
2021-08-26 08:54:32 +00:00
committed by Jan Höppner
parent b7b7002855
commit 9cc74839b0
1 changed files with 1 additions and 1 deletions
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2
zdump/zgetdump.c
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@@ -49,7 +49,7 @@ static void sig_exit(int sig)
*/
static void sig_handler_init(void)
{
struct sigaction sigact;
struct sigaction sigact = { 0 };
/* Ignore signals SIGUSR1 and SIGUSR2 */
if (sigemptyset(&sigact.sa_mask) < 0)