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Avoid repeatedly checking the same EXIF tag; pos should not be shadowed

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dmiller
2018-09-08 17:06:58 +00:00
parent f62d39f801
commit 9b54895fad
1 changed files with 2 additions and 1 deletions
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scripts/http-exif-spider.nse
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@@ -351,7 +351,8 @@ local function process_gps(data, pos, endian, result)
-- Loop through the entries to find the fun stuff -- Loop through the entries to find the fun stuff
for i=1, num_entries do for i=1, num_entries do
local pos, tag, format, components, value = bin.unpack(endian .. "SSII", data, pos) local tag, format, components, value
tag, format, components, value, pos = string.unpack(endian .. "I2 I2 I4 I4", data, pos)
if(tag == GPS_TAG_LATITUDE or tag == GPS_TAG_LONGITUDE) then if(tag == GPS_TAG_LATITUDE or tag == GPS_TAG_LONGITUDE) then
local dummy, gps, h, m, s local dummy, gps, h, m, s