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(parent: c37472d) | patch
libata debugging: Warn when unable to find timing descriptor based on xfer_mode
authorBorislav Petkov <bp@alien8.de>
Sun, 21 Oct 2012 16:57:56 +0000 (18:57 +0200)
committerJeff Garzik <jgarzik@redhat.com>
Fri, 16 Nov 2012 04:51:11 +0000 (23:51 -0500)
commitcd705d5ad49bb8894dda2726dcaef8f63ddeba43
treead7070ea0b7d25a52d5de67a5cf3a8369c2d9553tree | snapshot
parentc37472d3f4ec6bf98b443490e069f31d18bcd6f5commit | diff
libata debugging: Warn when unable to find timing descriptor based on xfer_mode

ata_timing_find_mode could return NULL which is not checked by all
low-level ATA drivers using it and cause a NULL ptr deref. Warn at least
so that possible issues can get fixed easily.

Signed-off-by: Borislav Petkov <bp@alien8.de>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
drivers/ata/libata-core.c diff | blob | history
Domain: System / Kernel;