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authorYanjiang Jin <yanjiang.jin@windriver.com>2015-03-06 10:34:41 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2015-03-09 21:06:17 +1100
commit060e234e959a1c42f40f355963064c3e24981c7f (patch)
tree3c9488439a5949cb47a6b751aeb8d8a21068c38f /crypto
parentc83d45d5685f63e02f4b038e20450a28232d4da2 (diff)
downloadlinux-stericsson-060e234e959a1c42f40f355963064c3e24981c7f.tar.gz
crypto: caam - fix uninitialized edesc->sec4_sg_bytes field
sec4_sg_bytes not being properly initialized causes ahash_done to try to free unallocated DMA memory: caam_jr ffe301000.jr: DMA-API: device driver tries to free DMA memory it has not allocated [device address=0xdeadbeefdeadbeef] [size=3735928559 bytes] ------------[ cut here ]------------ WARNING: at lib/dma-debug.c:1093 Modules linked in: CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.0.0-rc1+ #6 task: e9598c00 ti: effca000 task.ti: e95a2000 NIP: c04ef24c LR: c04ef24c CTR: c0549730 REGS: effcbd40 TRAP: 0700 Not tainted (4.0.0-rc1+) MSR: 00029002 <CE,EE,ME> CR: 22008084 XER: 20000000 GPR00: c04ef24c effcbdf0 e9598c00 00000096 c08f7424 c00ab2b0 00000000 00000001 GPR08: c0fe7510 effca000 00000000 000001c3 22008082 00000000 c1048e77 c1050000 GPR16: c0c36700 493c0040 0000002c e690e4a0 c1054fb4 c18bac40 00029002 c18b0788 GPR24: 00000014 e690e480 effcbe48 00000000 c0fde128 e6ffac10 deadbeef deadbeef NIP [c04ef24c] check_unmap+0x93c/0xb40 LR [c04ef24c] check_unmap+0x93c/0xb40 Call Trace: [effcbdf0] [c04ef24c] check_unmap+0x93c/0xb40 (unreliable) [effcbe40] [c04ef4f4] debug_dma_unmap_page+0xa4/0xc0 [effcbec0] [c070cda8] ahash_done+0x128/0x1a0 [effcbef0] [c0700070] caam_jr_dequeue+0x1d0/0x290 [effcbf40] [c0045f40] tasklet_action+0x110/0x1f0 [effcbf80] [c0044bc8] __do_softirq+0x188/0x700 [effcbfe0] [c00455d8] irq_exit+0x108/0x120 [effcbff0] [c000f520] call_do_irq+0x24/0x3c [e95a3e20] [c00059b8] do_IRQ+0xc8/0x170 [e95a3e50] [c0011bc8] ret_from_except+0x0/0x18 Signed-off-by: Yanjiang Jin <yanjiang.jin@windriver.com> Acked-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto')
0 files changed, 0 insertions, 0 deletions