Fix for handling UDP message < 16 bytes.#1
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yogendra-t
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May 17, 2023
Fixed the following valgrind report by initializing 'buffer' to 0 in 'svc_dg_reply': ==2615== Syscall param sendmsg(msg.msg_control) points to uninitialised byte(s) ==2615== at 0x6651C6D: ??? (in /usr/lib64/libpthread-2.17.so) ==2615== by 0x6A8A9E1: svc_dg_reply (svc_dg.c:465) ==2615== by 0x6A88748: svc_sendreply (svc.c:549) ==2615== by 0x44CDF2: nfs_rpc_execute (nfs_worker_thread.c:1344) ==2615== by 0x44D447: worker_run (nfs_worker_thread.c:1562) ==2615== by 0x50C4FF: fridgethr_start_routine (fridgethr.c:550) ==2615== by 0x664AE24: start_thread (in /usr/lib64/libpthread-2.17.so) ==2615== by 0x6FC434C: clone (in /usr/lib64/libc-2.17.so) ==2615== Address 0x1360ce08 is on thread 17's stack ==2615== in frame #1, created by svc_dg_reply (svc_dg.c:407) Signed-off-by: Prabhu Murugesan <prabhu.murugeshan@ibm.com>
yogendra-t
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Sep 8, 2025
Fixed the following valgrind report by initializing 'buffer' to 0 in 'svc_dg_reply': ==2615== Syscall param sendmsg(msg.msg_control) points to uninitialised byte(s) ==2615== at 0x6651C6D: ??? (in /usr/lib64/libpthread-2.17.so) ==2615== by 0x6A8A9E1: svc_dg_reply (svc_dg.c:465) ==2615== by 0x6A88748: svc_sendreply (svc.c:549) ==2615== by 0x44CDF2: nfs_rpc_execute (nfs_worker_thread.c:1344) ==2615== by 0x44D447: worker_run (nfs_worker_thread.c:1562) ==2615== by 0x50C4FF: fridgethr_start_routine (fridgethr.c:550) ==2615== by 0x664AE24: start_thread (in /usr/lib64/libpthread-2.17.so) ==2615== by 0x6FC434C: clone (in /usr/lib64/libc-2.17.so) ==2615== Address 0x1360ce08 is on thread 17's stack ==2615== in frame #1, created by svc_dg_reply (svc_dg.c:407) Signed-off-by: Prabhu Murugesan <prabhu.murugeshan@ibm.com>
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