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| author | Oscar Forner Martinez <oscar.forner.martinez@gmail.com> | 2015-01-06 16:54:19 -0800 |
|---|---|---|
| committer | Jan Kara <jack@suse.cz> | 2015-01-07 09:51:49 +0100 |
| commit | e4a93be6cb281fb3dbbd41b22aee02cb0e551ba8 (patch) | |
| tree | b0428e113fdd21fb24504807a6de83c6971bdc25 /fs/isofs | |
| parent | 6744e90b0fa1fc6a908fa26935a5ed9e63413063 (diff) | |
| download | lwn-e4a93be6cb281fb3dbbd41b22aee02cb0e551ba8.tar.gz lwn-e4a93be6cb281fb3dbbd41b22aee02cb0e551ba8.zip | |
isofs: Fix bug in the way to check if the year is a leap year
Changed the whole algorithm for a call to mktime64 that takes
care of all that details.
Signed-off-by: Oscar Forner Martinez <oscar.forner.martinez@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs/isofs')
| -rw-r--r-- | fs/isofs/util.c | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/fs/isofs/util.c b/fs/isofs/util.c index 01e1ee7a998b..005a15cfd30a 100644 --- a/fs/isofs/util.c +++ b/fs/isofs/util.c @@ -2,6 +2,7 @@ * linux/fs/isofs/util.c */ +#include <linux/time.h> #include "isofs.h" /* @@ -17,9 +18,9 @@ int iso_date(char * p, int flag) { int year, month, day, hour, minute, second, tz; - int crtime, days, i; + int crtime; - year = p[0] - 70; + year = p[0]; month = p[1]; day = p[2]; hour = p[3]; @@ -31,18 +32,7 @@ int iso_date(char * p, int flag) if (year < 0) { crtime = 0; } else { - int monlen[12] = {31,28,31,30,31,30,31,31,30,31,30,31}; - - days = year * 365; - if (year > 2) - days += (year+1) / 4; - for (i = 1; i < month; i++) - days += monlen[i-1]; - if (((year+2) % 4) == 0 && month > 2) - days++; - days += day - 1; - crtime = ((((days * 24) + hour) * 60 + minute) * 60) - + second; + crtime = mktime64(year+1900, month, day, hour, minute, second); /* sign extend */ if (tz & 0x80) |