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fixed wrong assert condition

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This commit is contained in:
Yann Collet 2021-03-03 15:30:55 -08:00
parent a1d7b9d654
commit 6c0bfc468c
1 changed files with 3 additions and 3 deletions
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6
contrib/seekable_format/zstdseek_decompress.c
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@ -120,16 +120,16 @@ static int ZSTD_seekable_seek_buff(void* opaque, long long offset, int origin)
buffWrapper_t* const buff = (buffWrapper_t*) opaque; buffWrapper_t* const buff = (buffWrapper_t*) opaque;
unsigned long long newOffset; unsigned long long newOffset;
assert(buff != NULL); assert(buff != NULL);
assert(offset >= 0);
switch (origin) { switch (origin) {
case SEEK_SET: case SEEK_SET:
assert(offset >= 0);
newOffset = (unsigned long long)offset; newOffset = (unsigned long long)offset;
break; break;
case SEEK_CUR: case SEEK_CUR:
newOffset = (unsigned long long)buff->pos + (unsigned long long)offset; newOffset = (unsigned long long)((long long)buff->pos + offset);
break; break;
case SEEK_END: case SEEK_END:
newOffset = (unsigned long long)buff->size + (unsigned long long)offset; newOffset = (unsigned long long)((long long)buff->size + offset);
break; break;
default: default:
assert(0); /* not possible */ assert(0); /* not possible */