Re: [PATCH] block: avoid using uninitialized value in from queue_var_store

2013-04-03 Thread Jens Axboe
On Wed, Apr 03 2013, Arnd Bergmann wrote: > As found by gcc-4.8, the QUEUE_SYSFS_BIT_FNS macro creates functions > that use a value generated by queue_var_store independent of whether > that value was set or not. > > block/blk-sysfs.c: In function 'queue_store_nonrot': >

[PATCH] block: avoid using uninitialized value in from queue_var_store

2013-04-03 Thread Arnd Bergmann
As found by gcc-4.8, the QUEUE_SYSFS_BIT_FNS macro creates functions that use a value generated by queue_var_store independent of whether that value was set or not. block/blk-sysfs.c: In function 'queue_store_nonrot': block/blk-sysfs.c:244:385: warning: 'val' may be used uninitialized in this

[PATCH] block: avoid using uninitialized value in from queue_var_store

2013-04-03 Thread Arnd Bergmann
As found by gcc-4.8, the QUEUE_SYSFS_BIT_FNS macro creates functions that use a value generated by queue_var_store independent of whether that value was set or not. block/blk-sysfs.c: In function 'queue_store_nonrot': block/blk-sysfs.c:244:385: warning: 'val' may be used uninitialized in this

Re: [PATCH] block: avoid using uninitialized value in from queue_var_store

2013-04-03 Thread Jens Axboe
On Wed, Apr 03 2013, Arnd Bergmann wrote: As found by gcc-4.8, the QUEUE_SYSFS_BIT_FNS macro creates functions that use a value generated by queue_var_store independent of whether that value was set or not. block/blk-sysfs.c: In function 'queue_store_nonrot': block/blk-sysfs.c:244:385: