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authorLubomir Rintel <lkundrak@v3.sk>2020-04-10 09:10:33 +0200
committerLubomir Rintel <lkundrak@v3.sk>2020-04-10 09:12:03 +0200
commit00f5aa1337b7a757d07021c5c16f37eaae96dcb3 (patch)
tree55a6884f9a7017ce029a7fe6159c23f974ac66eb /examples/Makefile
parent5eff8665c28406df8ec0067ec3f4b402d53169ec (diff)
pcm: avoid calling pcm_hw->close() twice
It would result in a double free: $ tinyplay example.wav failed to open for pcm 0,0 *** glibc detected *** ./utils/tinyplay: double free or corruption (fasttop): 0x402dc258 *** Aborted $ The crash happens here: Program received signal SIGABRT, Aborted. 0x40070e78 in raise () from /lib/libc.so.6 Missing separate debuginfos, use: debuginfo-install glibc-2.16-34.olpc.0.fc18.armv7hl libgcc-4.7.2-8.fc18.armv7hl (gdb) bt #0 0x40070e78 in raise () from /lib/libc.so.6 #1 0x400724b8 in abort () from /lib/libc.so.6 #2 0x400ad6e0 in ?? () from /lib/libc.so.6 #3 0x400b54e8 in ?? () from /lib/libc.so.6 #4 0x2a00486c in pcm_hw_close () #5 0x2a0032e0 in pcm_close () #6 0x2a0016b0 in ctx_init () #7 0x2a000c98 in main () (gdb) The previous free was done here: Breakpoint 1, 0x400b8b8c in free () from /lib/libc.so.6 (gdb) bt #0 0x400b8b8c in free () from /lib/libc.so.6 #1 0x2a00486c in pcm_hw_close () #2 0x2a003674 in pcm_open () #3 0x2a0015e8 in ctx_init () #4 0x2a000c98 in main () (gdb)
Diffstat (limited to 'examples/Makefile')
0 files changed, 0 insertions, 0 deletions