diff options
author | Alex Shi <alex.shi@linaro.org> | 2016-03-14 15:37:53 +0800 |
---|---|---|
committer | Alex Shi <alex.shi@linaro.org> | 2016-03-14 15:37:53 +0800 |
commit | fbb0b56de45bc81681eeeaec29e6c1e3ff12a200 (patch) | |
tree | b40400c596280b6fe6b03641618bb73d196952c3 /arch/arc/kernel/unwind.c | |
parent | 9d8a5571197f43541c8eec6d8d4dcd1ff4deecec (diff) | |
parent | 19d0bd71d564448446bd851d752caf3e31520ac8 (diff) |
Merge tag 'v3.10.100' into linux-linaro-lsk-v3.10lsk-v3.10-16.03linux-linaro-lsk-v3.10
This is the 3.10.100 stable release
Diffstat (limited to 'arch/arc/kernel/unwind.c')
-rw-r--r-- | arch/arc/kernel/unwind.c | 37 |
1 files changed, 4 insertions, 33 deletions
diff --git a/arch/arc/kernel/unwind.c b/arch/arc/kernel/unwind.c index a8d02223da44..14558a9fa3b3 100644 --- a/arch/arc/kernel/unwind.c +++ b/arch/arc/kernel/unwind.c @@ -984,42 +984,13 @@ int arc_unwind(struct unwind_frame_info *frame) (const u8 *)(fde + 1) + *fde, ptrType); - if (pc >= endLoc) + if (pc >= endLoc) { fde = NULL; - } else - fde = NULL; - } - if (fde == NULL) { - for (fde = table->address, tableSize = table->size; - cie = NULL, tableSize > sizeof(*fde) - && tableSize - sizeof(*fde) >= *fde; - tableSize -= sizeof(*fde) + *fde, - fde += 1 + *fde / sizeof(*fde)) { - cie = cie_for_fde(fde, table); - if (cie == &bad_cie) { cie = NULL; - break; } - if (cie == NULL - || cie == ¬_fde - || (ptrType = fde_pointer_type(cie)) < 0) - continue; - ptr = (const u8 *)(fde + 2); - startLoc = read_pointer(&ptr, - (const u8 *)(fde + 1) + - *fde, ptrType); - if (!startLoc) - continue; - if (!(ptrType & DW_EH_PE_indirect)) - ptrType &= - DW_EH_PE_FORM | DW_EH_PE_signed; - endLoc = - startLoc + read_pointer(&ptr, - (const u8 *)(fde + - 1) + - *fde, ptrType); - if (pc >= startLoc && pc < endLoc) - break; + } else { + fde = NULL; + cie = NULL; } } } |