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liblzma: ARM64 CRC32: Add error checking to FreeBSD-specific code 

Also add parenthesis to the return statement.

I didn't test this.

Fixes: 761f5b69a4
(cherry picked from commit 1024cd4cd9)
This commit is contained in:
Lasse Collin 2024-04-10 21:59:27 +03:00
parent 42915101e9
commit 32ceb2c36a
1 changed files with 4 additions and 2 deletions
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6
src/liblzma/check/crc32_arm64.h
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@ -84,8 +84,10 @@ is_arch_extension_supported(void)
#elif defined(HAVE_ELF_AUX_INFO)
unsigned long feature_flags;
elf_aux_info(AT_HWCAP, &feature_flags, sizeof(feature_flags));
return feature_flags & HWCAP_CRC32 != 0;
if (elf_aux_info(AT_HWCAP, &feature_flags, sizeof(feature_flags)) != 0)
return false;
return (feature_flags & HWCAP_CRC32) != 0;
#elif defined(_WIN32)
return IsProcessorFeaturePresent(