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Merge pull request #694 from ihsinme/patch-1

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fix invalid unsigned arithmetic.
This commit is contained in:
Eric Hawicz
2021-02-06 17:25:24 -05:00
committed by GitHub
parent 0f61f6921b c456963110
commit 7c859c54e4
1 changed files with 3 additions and 3 deletions
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6
json_object.c
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@@ -235,7 +235,7 @@ static int json_escape_str(struct printbuf *pb, const char *str, size_t len, int
break; break;
} }
if (pos - start_offset > 0) if (pos > start_offset)
printbuf_memappend(pb, str + start_offset, pos - start_offset); printbuf_memappend(pb, str + start_offset, pos - start_offset);
if (c == '\b') if (c == '\b')
@@ -261,7 +261,7 @@ static int json_escape_str(struct printbuf *pb, const char *str, size_t len, int
if (c < ' ') if (c < ' ')
{ {
char sbuf[7]; char sbuf[7];
if (pos - start_offset > 0) if (pos > start_offset)
printbuf_memappend(pb, str + start_offset, printbuf_memappend(pb, str + start_offset,
pos - start_offset); pos - start_offset);
snprintf(sbuf, sizeof(sbuf), "\\u00%c%c", json_hex_chars[c >> 4], snprintf(sbuf, sizeof(sbuf), "\\u00%c%c", json_hex_chars[c >> 4],
@@ -273,7 +273,7 @@ static int json_escape_str(struct printbuf *pb, const char *str, size_t len, int
pos++; pos++;
} }
} }
if (pos - start_offset > 0) if (pos > start_offset)
printbuf_memappend(pb, str + start_offset, pos - start_offset); printbuf_memappend(pb, str + start_offset, pos - start_offset);
return 0; return 0;
} }