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sh4: Fix potential crash in debug code

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cppcheck reports this error:

qemu/hw/sh_intc.c:390: error: Possible null pointer dereference:
 s - otherwise it is redundant to check if s is null at line 385

If s were NULL, the printf() statement would crash.
Setting braces fixes this bug.

Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Reviewed-by: Andreas Färber <andreas.faerber@web.de>
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
This commit is contained in:
Stefan Weil 2011-07-20 20:56:35 +02:00 committed by Stefan Hajnoczi
parent 625f9e1f54
commit 6f9faa91f5
1 changed files with 5 additions and 4 deletions
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9
hw/sh_intc.c
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@ -382,13 +382,14 @@ void sh_intc_register_sources(struct intc_desc *desc,
sh_intc_register_source(desc, vect->enum_id, groups, nr_groups); sh_intc_register_source(desc, vect->enum_id, groups, nr_groups);
s = sh_intc_source(desc, vect->enum_id); s = sh_intc_source(desc, vect->enum_id);
if (s) if (s) {
s->vect = vect->vect; s->vect = vect->vect;
#ifdef DEBUG_INTC_SOURCES #ifdef DEBUG_INTC_SOURCES
printf("sh_intc: registered source %d -> 0x%04x (%d/%d)\n", printf("sh_intc: registered source %d -> 0x%04x (%d/%d)\n",
vect->enum_id, s->vect, s->enable_count, s->enable_max); vect->enum_id, s->vect, s->enable_count, s->enable_max);
#endif #endif
}
} }
if (groups) { if (groups) {