1From 1a6a9d6878ed00265941939adc468a517cd5ef36 Mon Sep 17 00:00:00 2001 2From: Nick Wellnhofer <wellnhofer@aevum.de> 3Date: Tue, 14 Mar 2023 14:19:03 +0100 4Subject: [PATCH] xzlib: Fix implicit sign change in xz_open 5 6 7Reference:https://github.com/GNOME/libxml2/commit/1a6a9d6878ed00265941939adc468a517cd5ef36 8Conflict:NA 9 10--- 11 xzlib.c | 7 +++++-- 12 1 file changed, 5 insertions(+), 2 deletions(-) 13 14diff --git a/xzlib.c b/xzlib.c 15index 9a34738..8d75590 100644 16--- a/xzlib.c 17+++ b/xzlib.c 18@@ -139,6 +139,7 @@ static xzFile 19 xz_open(const char *path, int fd, const char *mode ATTRIBUTE_UNUSED) 20 { 21 xz_statep state; 22+ off_t offset; 23 24 /* allocate xzFile structure to return */ 25 state = xmlMalloc(sizeof(xz_state)); 26@@ -173,9 +174,11 @@ xz_open(const char *path, int fd, const char *mode ATTRIBUTE_UNUSED) 27 } 28 29 /* save the current position for rewinding (only if reading) */ 30- state->start = lseek(state->fd, 0, SEEK_CUR); 31- if (state->start == (uint64_t) - 1) 32+ offset = lseek(state->fd, 0, SEEK_CUR); 33+ if (offset == -1) 34 state->start = 0; 35+ else 36+ state->start = offset; 37 38 /* initialize stream */ 39 xz_reset(state); 40-- 412.27.0 42 43