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-rw-r--r--minzip/SysUtil.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/minzip/SysUtil.c b/minzip/SysUtil.c
index 860159100..b1fb4556d 100644
--- a/minzip/SysUtil.c
+++ b/minzip/SysUtil.c
@@ -29,11 +29,13 @@ static int getFileStartAndLength(int fd, off_t *start_, size_t *length_)
assert(start_ != NULL);
assert(length_ != NULL);
- start = lseek(fd, 0L, SEEK_CUR);
- end = lseek(fd, 0L, SEEK_END);
- (void) lseek(fd, start, SEEK_SET);
+ // TODO: isn't start always 0 for the single call site? just use fstat instead?
- if (start == (off_t) -1 || end == (off_t) -1) {
+ start = TEMP_FAILURE_RETRY(lseek(fd, 0L, SEEK_CUR));
+ end = TEMP_FAILURE_RETRY(lseek(fd, 0L, SEEK_END));
+
+ if (TEMP_FAILURE_RETRY(lseek(fd, start, SEEK_SET)) == -1 ||
+ start == (off_t) -1 || end == (off_t) -1) {
LOGE("could not determine length of file\n");
return -1;
}