catarrh/simtrace2
1
0
Fork 0
mirror of https://gitea.osmocom.org/sim-card/simtrace2.git synced 2026-03-18 06:08:31 +03:00
Code Issues Packages Projects Releases Wiki Activity

cardem: Don't dispatch UART IRQs to possible NULL pointers

Browse Source 
A given configuration might not expose callback functions for
the UART interrupts.
This commit is contained in:
Harald Welte
2017-11-28 22:52:56 +01:00
parent 0633b25974
commit 2afd57f00a
1 changed files with 4 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
firmware/apps/cardem/main.c
View File

@@ -89,12 +89,14 @@ void USBDDriverCallbacks_ConfigurationChanged(uint8_t cfgnum)
void USART1_IrqHandler(void) void USART1_IrqHandler(void)
{ {
config_func_ptrs[simtrace_config].usart1_irq(); if (config_func_ptrs[simtrace_config].usart1_irq)
config_func_ptrs[simtrace_config].usart1_irq();
} }
void USART0_IrqHandler(void) void USART0_IrqHandler(void)
{ {
config_func_ptrs[simtrace_config].usart0_irq(); if (config_func_ptrs[simtrace_config].usart0_irq)
config_func_ptrs[simtrace_config].usart0_irq();
} }
/* returns '1' in case we should break any endless loop */ /* returns '1' in case we should break any endless loop */