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authorLinus Torvalds <torvalds@linux-foundation.org>2019-08-28 10:37:21 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-08-28 10:37:21 -0700
commit9cf6b756cdf2cd38b8b0dac2567f7c6daf5e79d5 (patch)
treeeb8af4cbe71eb8b6b8428a078abcbff8cc27a29e /kernel
parentMerge tag 'nfs-for-5.3-3' of git://git.linux-nfs.org/projects/trondmy/linux-nfs (diff)
parentKVM: arm/arm64: vgic-v2: Handle SGI bits in GICD_I{S,C}PENDR0 as WI (diff)
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Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull arm64 fixes from Will Deacon: "Hot on the heels of our last set of fixes are a few more for -rc7. Two of them are fixing issues with our virtual interrupt controller implementation in KVM/arm, while the other is a longstanding but straightforward kallsyms fix which was been acked by Masami and resolves an initialisation failure in kprobes observed on arm64. - Fix GICv2 emulation bug (KVM) - Fix deadlock in virtual GIC interrupt injection code (KVM) - Fix kprobes blacklist init failure due to broken kallsyms lookup" * tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: KVM: arm/arm64: vgic-v2: Handle SGI bits in GICD_I{S,C}PENDR0 as WI KVM: arm/arm64: vgic: Fix potential deadlock when ap_list is long kallsyms: Don't let kallsyms_lookup_size_offset() fail on retrieving the first symbol
Diffstat (limited to 'kernel')
-rw-r--r--kernel/kallsyms.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c
index 95a260f9214b..136ce049c4ad 100644
--- a/kernel/kallsyms.c
+++ b/kernel/kallsyms.c
@@ -263,8 +263,10 @@ int kallsyms_lookup_size_offset(unsigned long addr, unsigned long *symbolsize,
{
char namebuf[KSYM_NAME_LEN];
- if (is_ksym_addr(addr))
- return !!get_symbol_pos(addr, symbolsize, offset);
+ if (is_ksym_addr(addr)) {
+ get_symbol_pos(addr, symbolsize, offset);
+ return 1;
+ }
return !!module_address_lookup(addr, symbolsize, offset, NULL, namebuf) ||
!!__bpf_address_lookup(addr, symbolsize, offset, namebuf);
}